16+ Bird Tail Feathers Anatomy. Bird anatomy, or the physiological structure of birds' bodies, shows many unique adaptations, mostly aiding flight. Bird anatomy, or the physiological structure of birds' bodies, shows many unique adaptations, mostly aiding flight.
The short feathers beneath the tail are the undertail feathers, and these feathers often show unique colors or markings that can distinguish bird species. Of all bird characteristics, none is more unique than bird feathers. The muscles of the tail also aid in helping the bird expand its lungs to take in extra air when internal anatomy.
Tail feathers are balanced left and right of the center.
Feathers are the most unique aspect of a bird's anatomy. Birds' legs vary in length and color, both of which can be useful field marks for proper identification. Unauthorized use of any images, thumbnails, illustrations, descriptions the flight feathers closest to the body are sometimes called tertiaries. Hummingbird anatomy is different than any other bird in the world;