Clipart illustrations of bird anatomy, including skeleton diagrams, arteries, digestive system, eggs, feathers, and both internal and external diagrams. From the class Aves, birds are thought to be the descendants of theropod dinosaurs, and have about 25 orders.
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Duck Feet
Feet of a duck... |
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Duck Foot
The webbed foot of a duck. ... |
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Duck's Foot
The foot of a duck.... |
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Eagle Eye Sclerotal
"Sclerotals of eye of bald eagle (Haliaetus leucocephalus)." -Whitney, 1911... |
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Eagle Talon
The talon of the Golden Eagle.... |
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Eagle, bald (foot)
Foot of a bald eagle, well suited for grasping fish.... |
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Eagle, Bald Claw
Foot of a bald eagle, showing claws for seizing its prey.... |
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Eagle, Bill of
"The beak or bill of birds is composed of two bony pieces, called mandibles, surrounded by a horny substance, differing both in form and thickness, according to the habits of the species."... |
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Eagle, Foot of the Royal
Foot of the royal eagle... |
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Eagle, Golden Claw
The claw of a golden eagle.... |
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Eagle, White-Headed (Foot of)
"In birds of prey the claws are powerful and hooked; in others the foot is flat, claws straight, and adapted for walking."... |
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Eagle, Wing of
"The more angular the wing of birds - that is to say, the longer the feathers on the edge of the wing - the more rapidly does it propel itself through the air."... |
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Egg
A body formed in the females of birds, and some other animals, from which their young is produced.... |
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Egg Parts
"Section of a Hen's Egg before Incubation. a, yolk, showing concentric layers; a', its semi-fluid center; b, inner dense part of the albumen; b', outer thinner part; c, twisted cords of albumen; h, th... |
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Egg, cross-section of
Cross-section of an egg, showing the different parts.... |
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Embryo Chick
Embryo chick (36 hours), viewed from beneath as a transparent object (magnified). Labels:pl, outline of pellucid area; FB, forebrain, or first cerebral vesicle: from its sides project op, the optic ve... |
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Embryo Chick at Fourth Day
Embryo chick at fourth day, viewed as a transparent object, lying on its left side. CH, cerebral hemispheres; FB, forebrain or vesicle of third ventricle, with Pn, pineal gland projecting from its sum... |
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Embryo Chick, Cells of an
A transverse section through an embryo chick (26 hours). Labels: a, epiblast; b, mesoblast; c, hypoblast; d, central portion of mesoblast, which is here fused with epiblast; e, primitive groove; f, do... |
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Embryo Chick, Transverse Section of an
Transverse section of an embryo chick (third day). Labels: mr, rudimentary spinal cord; the primitive central canal has become constricted in the middle; ch, notochords; layer of mesoblast lining groo... |
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Eye, Bird
The eye of a common owl. The length from the anterior to posterior diameter lengthened. ... |
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Eyeball of Bird, Right
"Right Eyeball of Bird, seen from behind, showing the following muscles; a, rectus superior; b, rectus externus; c, rectus inferior; d, rectus internus; e, obliquus superior; f, obliquus inferior; g, ... |
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Falcon, Gerfalcon Claw
The claw of a gerfalcon.... |
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Falcon, Peregrine, Foot of
Foot of the Peregrine falcon, with talons for grasping prey.... |
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Feather
One of the growths, generally formed each of a central quill and a vane on each side of it, which make up the covering of a bird.... |
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Feather Parts
"Parts of a Feather. a, quill; b, shaft; c, vane; d, down." -Cooper, 1887... |