Birds get their colors from various pigments and feather structures. One of those three pigments seen in birds is melanin. Melanin occurs both in a bird’s feathers, but also their skin. Depending on the concentration of this pigment, different colors can be produced. From being more sparse, which can include colors such as reddish browns…
Tag: scientific illustration
Bird Anatomy: Beak
In a previous blog post I went over some of the many different shapes a bird’s beak may have and how they are adapted to their diet, but I never went over what parts of a bird’s beak actually are. They are an important part of the topography of a bird and to truly appreciate…
Bird Adaptations: Ocelli
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…
Bird Anatomy: Nictitating Membrane
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….
Bird Anatomy: Supraorbital Ridge
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…
Bird Anatomy: Ear Tufts
In the bird world, if you say ear tufts, you would probably instantly think of the ear tufts on owls. This feature is found on many owl species, about 50 of the 200 plus owl species have ear tufts, seemingly mostly occurring in nocturnal, forest dwelling species. But there are many other species that possess…
Basic Bird Anatomy
I believe to truly understand and appreciate how unique birds are you must know what makes a bird a bird. What makes up each and every species no matter what they are. To know what makes them so different you must see what makes them similar. And from there you can really appreciate what makes…
International Vulture Awareness Day
The first saturday of September is international vulture awareness day! While these birds may not be everybodies favorite birds, they still fill a very important niche in the environment. They are the clean up crew! When an animal dies, scavengers like vultures will take care of the body. But the deceased animal could be carrying…
Bird Beaks: Form and Function
Beaks are an important part of a birds anatomy. Like many of the parts of a bird, they have evolved and adapted to help them survive in their chosen environment and niche. They are key to helping a species thrive by making the most of the food available to them. Just as there is a…
American Kestrel
The smallest and most common species of falcon in North America. It is one of the few birds of prey species that is sexually dimorphic, which means males and females have a different apearance. Males will have a slate colored head and wings with rusty backs and tails. Females are a reddish brown all over….