One of the more common large birds you may see overhead throughout North America is the turkey vulture, especially in the spring as they migrate in large numbers northward. One of their features to help identify them when they are in flight, even if they are at a great distance away, is their flight style….
While out hiking in a field, you spot a little american kestrel in a telephone wire. Its back is to you and you notice an interesting pattern on the back of its head, which appears to resemble eyes. These feather patterns aren’t eyes though, they are called ocelli, or false eye spots. This adaptation can…
For birds to survive, they need keen eyesight, to find food, to navigate their environment, find a mate and avoiding becoming something else’s meal. So it is critical to protect their eyes, especially when flying through the air and through vegetation where there is an increased risk of something hitting their eyes and causing abrasions….
Birds of prey have excellent vision, they need it to be able to see prey from perched in a tree or soaring high above the ground. Though, something can get in the way of their vision, making it difficult to clearly see, especially when out in the open, and that is the sun. Many times…
If you look at the bills of some duck species, you may see it lined with fine comb-like structures. These little projections are called lamellae and are made of keratin. These slightly flexible structures are used to filter and strain food from mud or water. These structures will be seen mostly in dabbling ducks along…
The tomial tooth, or the mandibular tomia, is not really a tooth at all, but a projection that can be seen in the outer edge on beaks of falcons, kites, and shrikes. This “tooth” also corresponds with a divot on the lower bill, called the mandibular notch; these together act like a pair of scissors…
Winter can be a tough time for birds, from even the simplest of daily tasks becoming a bigger challenge during this time of year. From finding food, to avoiding becoming food for someone else, to just trying to stay warm in temperatures that could drop into the negatives. But birds are resourceful and have adapted…
Feather quality is important for a bird’s survival, it provides insulation and flight to name a few. Keeping these feathers in top condition is crucial for their survival. To do this, birds spend lots of time preening, but it can be difficult to reach feathers around their face. Some species will have others of its…
If you asked someone what their favorite bird species is, many will respond with some species of owl. What’s not to like? They are a beautiful group of birds, full of mystery and not as often seen as other birds who are active during the day. When you see one, it tends to be the…
As of now there are over 10000 recognised species of birds, broken down into 249 different families, with some families containing just one species like the kagu in the dromadidae family and all the way up to Tyrannidae, the tyrant flycatchers which can boast of having more than 400 species including the eastern phoebe, great…