The average kestrel is 9" nose to tail, has a 22" wingspan, and only weighs 4.1 oz. Their diet consists mainly of rodents, insects, and small reptiles. But, when one gets really hungry, or the opportunity presents they will occasionally eat a bird. They are not a serious threat to any of the larger bird species. But American Kestrel (Falco sparverius) is commonly known in as the "Sparrow Hawk" because it will hunt smaller birds like sparrows.
Can I have a Kestrel House and a Birdfeeder?
The average kestrel is 9" nose to tail, has a 22" wingspan, and only weighs 4.1 oz. Their diet consists mainly of rodents, insects, and small reptiles. But, when one gets really hungry, or the opportunity presents they will occasionally eat a bird. They are not a serious threat to any of the larger bird species. But American Kestrel (Falco sparverius) is commonly known in as the "Sparrow Hawk" because it will hunt smaller birds like sparrows.
Life is a Battlefield
Your post today (4/29/10) reminded me to send this photo of a Red-bellied Woodpecker. It was taken a couple of years ago outside our living room window.
Enjoy!
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Fowlerville
What is the Lifespan of a Red-bellied Woodpecker?
The USGS Longevity Records of North American Birds determined through bird banding that the average lifespan of a Red-bellied Woodpecker is 12.10 years in the wild. That’s pretty substantial in the bird world.
Woodpeckers are tough birds. As their name suggests, they peck on the wood of trees to look for or hide tasty treats, and to build nests. In addition to drilling holes, woodpeckers will knock their heads to send sound signals.But you don’t have to worry about how much damage their brain suffers because they are well equipped!
1. FEET: They have two toes that point forward and two that point backward that allow them to cling to tree trunks. Other backyard birds have three toes forward and one in back.
2. TAIL: They have special stiff tail feathers that support their bodies as they pound. Some Wild Birds Unlimited suet feeders have tail props to make it more comfortable for the birds to feed.
3. EYE BALL: The woodpeckers close an inner eyelid a millisecond before a strike comes across the bill to prevent harm from flying debris and hold the eyeball in place.
4. NECK: Dense muscles in the neck and mouth contract just before impact, which transmits the impact past the brain and allows its whole body to help absorb the shock.
5. SKULL/BRAIN: Woodpeckers' brains sit snugly in a relatively thick skull with spongy bone to cushion the brain. There is very little cerebrospinal fluid meaning the brain won't bang around as the head moves back and forth.
6. TONGUE: The tongue is most unusual as it starts out on top of the mouth, passes through the right nostril, between the eyes, divides in two, arches over the top of the skull and around the back part of the skull passing on either side of the neck, coming forward through the lower mouth, and uniting into a single tongue with sticky barbs on the end which can extend up to 4" from the beak. The tongue is also thought to act as an additional buffer to the brain.
When they are drilling, they can peck about 15 times in a single second. All their drilling and tapping can add up to about 12,000 pecks a day. Woodpeckers have evolved to deal with pounding wood with gripping feet, "shock-absorber" head musculature, extremely long tongues, and stiff tail feathers helping them perch upright on trees. Woodpeckers are simply impressive birds.
And when they aren’t pounding their heads against wood they can be real characters and always practicing to be mighty warriors. University of Michigan Museum of Zoology writes: “Red-bellied woodpeckers have been observed playing when predators are not around. They may fly spontaneously and dodge among trees and shrubs as if evading a predator. Within-gender conflicts are common and usually involve a chase and collisions in mid-air. Red-bellied woodpeckers exhibit many threat displays, for example, raising their feathers on their neck and the crown of their head and spreading their wings and tail to appear larger to the threatening individual. In the presence of predators red-bellied woodpeckers sound alarm calls and retreat to nearby trees or shrubs.”
So maybe on your bad days you should think at least I’m not a bug on a tree with a red-belly on it.
Holy Horsefeathers!!! That sure is a great explanation about those impressive creatures. I liked ‘em before, now I will like and respect them and their super capabilities even more. Thank you again for your time & info. Bill K
Source: Eckhardt, L. and K. Kirschbaum. 2001. "Melanerpes carolinus" (On-line), Animal Diversity Web. Accessed April 26, 2010 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Melanerpes_carolinus.html
Do Bluebirds Regurgitate their Food for Babies?
Bluebirds are primarily insect eaters in the spring and summer. When their babies hatch bluebirds know instinctively that mealworms are too big for newly hatched babies. They start them out with tiny bugs for their young. While the parent bird may appreciate your easy mealworm breakfast during a stressful time, they will not feed regular sized mealworms to their chicks until the babies are about six days old.
The rule of thumb is to offer about 15 mealworms per bluebird once or twice a day, as a supplemental food, unless severe weather conditions limit natural sources. A hundred or so worms offered morning and evening would be adequate for a pair with a box of nestlings a week old. Offering an unlimited supply of mealworms is not recommended, as the nestlings need a varied diet.
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It's not necessary to feed birds but it's fun to watch nature up close, and you'll be amused at how quickly a relationship develops between you and the bluebirds!
How to Get Free When You’re Stuck and Scared
There are lots of new bird songs in the air and when I had the screen door open today at the Wild Birds Unlimited shop in East Lansing, I heard a little confused call of a bird that sounded like “hel-low?” right outside the door. It was a little male goldfinch stuck under the clear awning.
He looked right at me and then flew up, up, up trying to get free, but the window was in the way. He panicked. And I felt sick to my stomach.
The worst part was watching him make the same mistake over and over again. We had lots of customers and I’m sure they noticed I seemed distracted.
I kept thinking, it’s so easy! Just fly down and out into the open. But he was frantic. The ever abundant House Sparrows seem to understand what glass is and how to get around or work with man-made obstacles. They like the awning trap design because bugs go up there and get stuck too. All day long I watch the sparrows fly up grab a quick bug meal and fly down.
New birds to the area, however, like the goldfinch sometimes get stuck. I watched this goldfinch for about an hour running back and forth and flying up and up against the glass.
Then I heard this loud squawk. I looked outside and saw two sparrows trying to grab the goldfinch by its neck. Feathers were flying. They finally got a good grip and tossed him down toward the ground. The goldfinch thought about flying toward the window again but the dirty look the sparrows gave him convinced him to fly down and finally OUT! Hurray for the Super Sparrows!
One estimate is that about 50% of the migrating population won’t make the trip back safely to their original birthplace.
What is the Best Seed to Feed Birds in the Summer?
No-Mess BenefitsOur unique No-Mess Blend features seeds that have had their shells removed so only the meat of the seed is left. No hulls on the seeds means no hulls on the ground and the seed won’t sprout either.
Price of No-Mess
Pound for pound, our No-Mess Blend offers the best value because you do not pay for the shells. The birds eat everything. One 20# bag of No-Mess contains at least twice as much seed as a bag with shells.
Unique Wild Birds Unlimited Seed Blends
Besides the No-mess we have several other blends that are regionally formulated to attract the birds that live in our area. We do not include cheap filler grains like oats, wheat and milo that decrease the price per pound of a mix and aren't eaten by the birds in Michigan. Wild Birds Unlimited blends actually end up costing less to use while attracting more of the birds that you want to watch.
Seed Freshness
Seed comes in every Tuesday. If you come early enough you can watch me load tons of seed into the store. And if you want to buy bags of seed right off the pallets, you are very welcome.
How do Birds See to Fly in the Rain?
Besides upper and lower eyelids, birds also have a third eyelid called a nictitating membrane which sweeps sideways across the eye. Birds can blink repeatedly with the nictitating membrane to clean the eye’s surface and spread moisture across the eye.
And yes they do draw this “rain shield” or a translucent membrane across to protect their eyes from rain.
It can also help prevent the eye from drying out when migrating long distances and hold woodpeckers eyes in place and protect them from flying debris as they peck a tree. Or in some aquatic birds like the Hooded Merganser the nictitating membrane is clear and acts like a pair of goggles to help the birds locate prey underwater.
I’m glad your feeders were full and ready for the birds during the bad weather. Thank you for the very interesting question.
Getting to Know the Chipping Sparrow
The Chipping Sparrow Spizella passerina is a very tiny, clean, crisp, energetic, sparrow about five inches long and weighing only a half ounce. It has a chestnut cap and a white stripe above the eye, and a black stripe through the eye. The female is the same but slightly duller.
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New Bird Sighted: Hooded Merganser
I’m not sure if you’re very familiar with types of ducks, but since a duck is a type of bird I thought I would check with you. I saw this duck at the golf course the other day and am unable to find it on the internet. I thought at first it was a young duckling since it had down on its head, but it was bigger than all the babies and so I think it was the mother. Do you have any idea what kind of duck this is?
Since it’s getting warm in NC now, I don’t have as many birds at my feeders out back. Right now I’m having a high number of goldfinches. Is that normal for this time of year in the south? I occasionally see a cardinal or titmouse at the feeder, but for the most part they have stopped coming up.
Thanks so much!-Angie
Hello!
It's good to hear from you again. This bird looks like a Hooded Merganser Lophodytes cucullatus. They are a small duck about 16-19" with a pointed bill. The female has a dusky brown body, with a reddish brown crest. Both sexes show a white wing patch in flight. The male has a black back and head with a bold white crest outlined in black. Most of the time the male holds his crest flat to his head, but when threatened or aroused he’ll unfold his brilliant crest.
They are extremely agile swimmers and divers and among the fastest-flying of ducks, but awkward on land. All mergansers have thin bills with tooth like serrations to help them eat small fish, small frogs, newts, tadpoles, and aquatic insects.
Males perform an extensive courtship display which includes head pumping and serenading the female with a song described as a croaking frog. Once mated the female nests in tree cavities like the Wood Duck or in man made nest boxes.
More information on Hooded Mergansers can be found at: http://ning.it/dvaTfB and http://ning.it/bqTDK2.
Next, according to Wikipedia, the state of North Carolina has 467 species of birds recorded (http://ning.it/b8Ry5l). The WBU in New Bern, NC posted a list of what to birds to look for in the spring at http://newbern.wbu.com/: Spring migration brings the Hummingbirds, Whip-poor-wills, American Redstart, Ovenbird, Indigo Bunting, Baltimore and Orchard Oriole, Red-eyed Vireo early in the month and the Yellow Warbler, Rose-breasted, Painted Buntings, and Blue Grosbeak later.
And it's not unusual to see lots of goldfinch flocking at this time of year. They are a social bird, and will gather in large flocks while feeding and migrating. Their flocking will decrease during breeding season beginning in late July.
I hope that helps. Thanks for writing again.
The House Finch Family Celebrates Mother’s Day Early This Year
I’m sure you’ve all been waiting anxiously to hear about our house guests. We had a really busy weekend. Saturday, I started watching the webcam around 11:00 a.m. and noticed that the momma House Finch kept putting her head down into the nest. At 11:22, I saw why; the first baby was born. After getting the chick out of the egg, the mother carried the egg shell off and notified the proud papa of their first born. Momma and papa returned to the nest and began the feeding process. The papa feeds the momma and the momma feeds the chick. While the momma tends to the chick, papa flies off to find more food and they start the whole process over again.
The second baby arrived sometime before 1:48 p.m. I’m not sure how I missed it but when I looked at the webcam there it was with the shell removed. No more babies were born but a whole lot of action with momma moving things around and feeding the chicks.
When I got up on Sunday and looked at the webcam (8:09 a.m.), I was so surprised to see all five babies. Momma had an early morning and a very busy one at that! Momma and papa are very very busy with 5 mouths to feed! I can’t believe I’m watching the whole thing unfold. It truly is amazing.
When I went home today, I was able to see the papa feeding the chicks while the momma was off getting some much needed alone time!!
I’ve attached photos of the events and if anyone is interested, I uploaded some videos onto YouTube that you can watch. If you go to YouTube and search http://www.youtube.com/user/sagerk0722, you should be able to view different videos.
Take care. Will send updated photos as they become available.
Kim
Thank you for the continued updates! I think that baby fuzz is unbelievably cute. The cats loved the (beep, cheep) videos.
I can’t wait to hear from you again,
Sarah
Celebrate the Earth!: Nature Camp for Kids
Harris Nature Center, 3998 Van Atta Road, urges youngsters to "Make the Nature Connection" this summer through a variety of camps for toddlers through fifth graders beginning June 15 and running through Aug. 6. Students going into eighth grade and above are invited to volunteer as assistant camp counselors. This year, there will be one-day camps and four-day camps. For general information about programs offered at the Harris Nature Center, call Kit Rich at (517) 349-3866
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If you know of any other nature programs e-mail me at bloubird@gmail.com,
Where Did My Bluebirds/Chickadees Go?: How Do You Know When a Nest is Abandoned?
- Dear Wild Bird Unlimited,
I bought three of the Wild Birds Unlimited ultimate bluebird houses. I thought everything was going good but now I’m not sure. I was so happy that all the houses looked like they were going to be used. Bluebirds were at the houses every morning. They even built nests. I have one pair that is actively nesting but the other birds have disappeared. Do I clean out these partial nests to let other bluebirds make their own nest? Joe~ DeWitt, MI
- Hello, I have a question about my chickadees. They were actively building a nest and then stopped coming around. I check inside the birdhouse and saw three eggs. Do you think something happened to the birds? Barbara~ East Lansing, MI
We started to have an early spring and then wham! a cold front comes through mid-Michigan to remind us not to take Mother Nature for granted.
Birds seem to understand this. The one pair of bluebirds that nested early was probably an experienced, older pair that knows the area well and knows where all the food sources are located. The others were probably newly mated and trying out different nesting sites.
If they started building a nest they’ll probably be back when the weather turns nicer. New pairs might start later because they want to be sure that when the babies are born there’ll be lots of food available to feed the many mouths.
Once the weather is right and the best nest is chosen, songbirds like chickadees will lay one egg a day. They don't start sitting on the nest immediately. The bird will begin to incubate the eggs after her clutch is complete. That way the babies are born on the same day and there isn’t competition between older and younger babies. So you may not see your chickadee because she is out foraging and taking advantage of her last moments of freedom before her confinement to the nest.
It’s better to be safe than sorry and leave all the bird nests alone. I’m happy so many people are involved in their birds' nesting. Keep us updated.
A Closer look at Dandelions
- Ralph Waldo Emerson
I know many people dislike dandelions but they make me happy. Growing up, the rule in our household was if you could present Mom with 12 dandelions you were allowed to go barefoot no matter what the temperature. After months of bundling up for cold weather, being barefoot was freedom!
What’s in a Name
The Dandelion leaves are shaped like lion’s teeth so the common name may come from the Greek leontodon, the Latin dens leonis or the old French Dent-de-lion which all mean tooth of the lion.
I’m Not the Only One that Like Dandelions
Dandelions are one of the first blooming flowers and are an important source of nectar and pollen early in the season. When the soil is warm enough for dandelions to bloom, we know the soil is warming up everywhere, and that soon we will see other spring flowers.
Not a Native Species
Dandelions are well known to ancient Egyptians, Greeks and Romans, and have been used in Chinese traditional medicine for over a thousand years. They were brought to the new world by early settlers intentionally to use for food, medicine, and flower gardens. The whole plant is edible and the abundant amounts of vitamins and minerals helped people stay healthy.
Dandelion Lore
It is said:
-If you rub a blooming dandelion under your chin and your skin turns yellow, you like butter.
-If you can use one breath to blow all the seeds off a dandelion your wish will come true.
Legend says the elves and gnomes could hide behind rocks and mushrooms to get out of the way of the human feet but the sun fairies decided to turn themselves into bright yellow dandelion flowers. And now even if we step on a dandelion unknowingly they are able to spring back up. This old legend accounts for the dandelion’s almost supernatural survival powers. The story also says that when we blow their seeds we are transporting the fairies and in return they may grant us a wish.
Fascinating Nuthatch Nesting Behavior: Bill-Sweeping & Wing Fanning
After adding to their nest with strips of bark, they will take a piece and 'sweep' both the top and sides of the nesting box. This goes on for at least 5 minutes. I've also seen them do it with an empty beak and while holding a piece of fluff.
Another interesting behavior is when a squirrel approached, they would 'fan' their wings and sway back and forth. It works, because that poor squirrel found an alternate route. (Poor guys - between the nuthatches and bluebirds - they're avoiding the fence.) It was a great way to spend Easter Sunday, although I didn't get a lot of gardening work done because of them.
Any clues as to what they're doing? Sweeping for insects or?
Thanks and hope you're all getting a chance to enjoy the wonders of nature.
The fanning of the wings and swaying by the nuthatches is thought to act as deterrent to anyone moving too close to their nest. Nuthatches compete with squirrels to nest in tree cavities so I’m glad your squirrel moved on and took the hint that there was no vacancy.
The bill-sweeping behavior you described is still a mystery to scientists. One theory is that rubbing objects around the entrance masks the bird’s own scent from the nest and prevents detection from predators. Another theory is that it is another distraction display. You may also see the nuthatches rubbing the house with bugs. Certain insects excrete strong smelling chemicals when crushed to warn predators away or again mask scent.
Anyway, whether we understand bill-sweeping or not, the nuthatches are still fun birds to observe. The White-breasted Nuthatch Sitta carolinensis is a common bird of deciduous forests and wooded urban areas. Known as the “upside down” bird, it is often observed creeping headfirst down tree trunks while searching cracks and crevices for insect food. The name Nuthatch probably results from the corruption of the word “nuthack” which refers to its habit of hacking away at a seed with its beak until it opens. At backyard feeders you may see them eating suet, nuts, or sunflower seeds. They feast on seeds and insects, and many times will hide food in tree bark for a snack later in the day or breakfast the next morning.
Nuthatches are monogamous and defend a territory throughout the year. The female White-breasted Nuthatch rarely strays far from her mate and stays in constant vocal contact when they are more than a few yards apart playing the dominate role as “watchdog”, leaving the male more time to concentrate on hunting for food. They are feisty birds, and pairs generally defend a territory of 10 to 30 acres.
You are lucky to have an up-close look at the nuthatches performing their nest site rituals. I love to hear people talk about what they observe in their own backyard.
Source: Cornell Lab of Ornithology
http://bna.birds.cornell.edu/bna/species/054/articles/breeding
40th Anniversary of Earth Day
Celebrate Earth Week by coming to the Earth Day Birthday Campfire program on Friday, April 23rd at 7 pm. Enjoy a campfire, stories, roasting marshmallows and a guided night walk. The fee for this program is $2/person or $5/family.
If you have any questions or would like more information on these or any of our programs, please email at kadams@meridian.mi.us or call at 517-349-3866.
Fenner Nature Center also has Earth Day Activities Sunday, April 18th 12:00 to 4:00pm
Join the Fenner staff, MSU Forestry Club and Fisheries and Wildlife Club take us on hikes throughout the afternoon to learn about all the animals and plants at Fenner.
12:30pm – Aquatic Sampling: Join an MSU Fish and Wildlife student investigating Fenner’s 3 ponds.
1:00pm – Fenner’s Invasives: Take a walk through the Fenner property to find out how several invasive species are making an impact on the native species of the park.
2:00pm – Herp Hike Hiking with someone with a trained eye, for reptiles and amphibians, you will learn what kind of habitats these animals like and where we can find them on a spring day.
2:30pm – Tree ID Join in this walk and learn about the trees at Fenner and how to identify based on leaves, bark, buds and more!
3:00pm – Birding: Find out about the lifestyle of birds and how they depend on the habitats at Fenner. Event is free with no need to register.
Fenner Nature Center
2020 E Mt Hope, Lansing, Mi
517-483-4224
www.fofnc.org
Earth Day, April 22, is the annual U.S. celebration of the environment and a time to assess the work still needed to protect the natural gifts of our planet.
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EcoTough®: Good for the Birds. Great for the Earth.
You can make a world of difference by staying close to home and creating a habitat in your yard that allows wildlife to thrive.
Our EcoTough feeders and houses are environmentally friendly, high quality products that are made from recycled plastic milk jugs. These feeders and houses prevent used milk jugs from making their way into our landfills.
Recycled Plastic Hopper Feeders are our most popular box style feeders. These feeders have the classic look of wood but they won't crack, fade or rot and have a lifetime guarantee.
The unique curved design on the side of our WBU hopper feeders is for an easy view of the birds and has been standard for over 17 years.
.Other features include:
-Easy to fill by lifting the roof and pouring the seed
-It can be hung or pole mounted.
-A removable seed tray allows for easy cleaning and dry seed
-Made from recycled milk jugs
-Popular with a variety of seed eating birds especially cardinals
-Lifetime Guarantee
-Made in the USA
To find the best bird food, bird feeders or other bird feeding products visit us at Wild Birds Unlimited.
House Finch Revisited
When Mark arrived home from Florida, I asked him if there was some way to setup a webcam so we could view the nest. I was becoming a little paranoid that one of our neighbors or someone passing by might call the police on the strange woman sitting in her car with binoculars watching the house! As you can see, my wonderful husband humored me by setting up a webcam. Actually, the one that we had was very blurry so he surprised me by purchasing an updated one. Now we can go home and watch her anytime we want from the comfort of our office!!
It truly is amazing to watch. Frequently, momma will move the eggs around with her beak and then she does this little wiggle to move them around just right. She sits there for hours! When she leaves the nest, it’s not for long (maybe a few minutes). When I was watching from the car, I saw the papa once. I’m pretty sure he was bringing her food. He kept dipping his head down. Unfortunately, I haven’t seen him since setting up the webcam but I’m hoping to capture him at some point.
I’m expecting babies around April 19th. Will keep you posted. Kim
Thank you so much for the update! For those of you who don’t know, the House Finch Carpodacus mexicanus is a 6″ talkative little bird that gets their name from their habit of hanging around houses. Originally from California, these birds were sent to New York illegally as "Hollywood Finches" in 1940. Afraid of prosecution, the pet dealers released the birds which have been expanding their territory successfully across the US ever since.
The male spends his time nearby hunting for seeds to feed the female and protecting the nest. He continues to feed the female who in turn feeds the babies for about a week after the babies have hatched. The female then joins the male in bringing food to the young.
Once the babies have fledged from the nest the male takes over in the young’s basic training while the female may start to raise another brood.
I can’t wait for the next chapter in your story.
The Dinner Bell is Calling All Birds
The Dinner Bell's dome raises and lowers, allowing you to feed only the birds you want. The dome also provides protection from bad weather. It's made in the USA, easy to fill and clean and comes with a lifetime guarantee.
Wild Birds Unlimited Products
Birdfeeding is more than a hobby; it’s a way to connect with the outdoors and help the natural environment around you. Birds are essential to a healthy eco-system, and birds’ population growth, decline and migration are key indicators of nature’s balance.
Knowing this, Wild Birds Unlimited is dedicated to offering the best bird supplies including bird seed, bird feeders, and hobby accessories. Although the birds are the main attraction, we wanted our feeders to be pleasing to the eye and the highest quality.
Visit your local Wild Birds Unlimited Store to see and learn more about the best bird feeding products.
What's the Best Way to Attract Orioles
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Orioles eat a variety of fruits, nectar, bugs, and nuts. The best way to attract orioles to your yard is with feeders that offer suet, nuts, mealworms, nectar, grape jelly, or fruit (oranges, grapes, apples).
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I also recommend two other feeders made by Bird's Choice. My favorite oriole feeder and the one we sell the most of in our mid-Michigan Wild Birds Unlimited stores offers three ways in to attract orioles: nectar, oranges, and jelly. The sugar water is in the saucer (orioles like the same 4 parts water to one part sugar recipe as the hummingbirds), the jelly goes into little jelly troughs built into the cover and the orange goes down the middle hook of the feeder. It's easy to clean, easy to fill and attracts lots of orioles. The weather guard that is pictured with this feeder on the right is sold separately.
The second feeder I recommend is the Poly-lumber feeder made from recycled milk jugs. It has lifetime guarantee to never crack, split or fade, stainless steel screws, thick, heavy-duty acrylic roof to allow Orioles to see the food and protects it from rain, and two removable cups to dispense grape jelly (Orioles’ favorite jelly flavor) and two pegs for orange halves. Cups also may be used to feed mealworms, peanuts, chopped fruit, suet nuggets, and a variety of other foods.
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Does Wild Birds Unlimited Sell Mealworms?
Is it ok to use treated lumber to build a birdhouse?
Wild Birds Unlimited also has several birdhouse building books available too. They explain the possible wood choices and how the ideal thickness should be no less than ¾” to keep birds safe from heat build up.
I also discussed recommended requirements of a safe and secure bird house in an earlier post that you might find helpful at Bird House Basics.
Are the birds “bathing” in the dust?
That’s Not a Mourning Dove!
You need a new book! At our Wild Birds Unlimited stores we recommend the field guide Birds of Michigan by Ted Black.
What your describing sounds like a Northern Flicker which unlike other woodpeckers, spends about 75% of his time foraging on the ground in search of ants. Flickers in mid-Michigan are grayish brown with black polka dots on the belly and black bars on the wings. There is a black bib under their long bill and the males also have a black “mustache.” As you observed the birds have a gray crown with a red chevron on the back of the head (or red handkerchief) and have yellow underwings and undertail.
These big woodpeckers eat lots of bugs and are fun to watch. As the season progresses you might observe these birds taking dust baths to remove oil from their feathers or preening with crushed ants. Ants contain formic acid that the flickers can use on their skin and feathers to kill small parasites.
April is a busy time for flickers. They are looking actively for nesting sites. Both the male and female look for dead or dying deciduous trees to excavate a cavity. If you want to provide good habitat for woodpeckers, consider leaving dead tree snags in and around your yard. You can also simulate a dead tree by placing man made nesting boxes that you can purchase at our stores in trees and stuffing it with woodchips for them to excavate.
Eagle Perched
Connecticut, USA
Scheduled Birdwalks in Lansing
April 10, 17, 24 at 9 am
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Nest With Eggs on Front Door Wreath
Warm Thoughts
Enjoy!
Mike Grimm
Are There Bat Houses?
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What Bats Live in Michigan?
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Of the 43 species of bats that live in the U.S., nine insect-eating species of bats live in Michigan. All are nocturnal (active at night), and feed nearly exclusively on flying insects, including moths, beetles, and mosquitoes.
Bats in Michigan
- The little brown bat is the most common and gentle bat found throughout Michigan and is the most seen species. A light brown bat with a wingspan of 8 1/2 to 11 1/2 inches, small ears, and large feet. In summer, colonies of the species live in hot attics and under shingles and siding or in manmade bat houses; in winter, they hibernate in caves, crevices, houses, hollow trees, or mines. Females form nursery colonies away from the males. Little brown bats like to feed on aquatic insects and are frequently seen dipping and diving over water but will also forage over lawns and pastures, among trees, and under street lights.
- The big brown bat has a large nose, is reddish to dark brown in color, and sports a wingspan ranging from 12 1/2 to 13 1/2 inches. Its slow, steady flight, and large size make it fairly easy to identify. Beetles, wasps, mosquitoes and flies from pastures, lawns and vacant lots in the city make up its diet. They are late-dusk fliers that often swoop low to the ground. A colonizing species, big browns roost in buildings and under bridges in summer and hibernate in caves, mines, houses, hollow trees, and even storm sewers in winter. Efficient feeders, the species often roosts for a short nap after gorging itself. Porches, garages, and breezeways are good places to find them. The female gives birth to only one pup per year.
- The hoary bat is Michigan’s largest with a wingspan of up to 15 inches and lives in the forest. It’s rarely encountered by people and migrates south in winter.
- The red bat also migrates south and is a solitary bat of forests near water. Its long, pointed wings may stretch 12 inches, and it has short, rounded ears, and a furred tail. Color varies from a bright orange to a yellow-brown.
- The silver-haired bat, considered scarce, lives in forested areas near streams and lakes. Similar in size to the red bat, it is black or dark brown with silver on the tips of its hairs.
- The eastern pipistrelle bat does not migrate but hibernates in caves or abandoned mines through winter in the western Upper Peninsula year-round. A golden brown to reddish brown tiny bat with a wingspan of 10 inches or less.
- The northern long-eared bat has very large ears make these bats easy to identify at close range. A brown bat with wings that stretch 12 inches, it typically roosts alone in buildings and under tree bark in the summer, small numbers hibernate together in caves, often with big brown bats.
- The evening bat lives in extreme southern Michigan and is easily confused with the little brown bat except the evening bat has a curved, rounded fleshy protrusion (tragus) on the ear instead of a pointed tragus. Their wings span 10 to 11 inches. The evening bat flies low to the ground and is sometimes seen swarming around caves, which it rarely enters.
- The Federally endangered Indiana bat in southern Michigan closely resembles the little brown bat.
Concerns: Scientific surveys of wild bats typically report rabies in less than 0.5% for most North American bat species. In addition, bats are not “carriers” of rabies; when a bat gets the disease it will die. Bats also tend to become paralyzed with the disease, often avoiding the aggressive form of rabies.
Bats prefer to live in dead trees during the summer. Without natural habitat, brown bats will take up residence in human-made buildings. Rather than killing these beneficial mammals, prevent entry into your home by locating and plugging potential entrance holes after sunset when they leave. Putting up a bat house nearby may discourage them from entering your home while keeping them in the area.
Original article: michigandnr.com Sargent, M.S and Carter, K.S., ed. 1999. Managing Michigan Wildlife: A Landowners Guide. Michigan United Conservation Clubs, East Lansing, MI. 297pp.