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.
|
Feather Parts
"Parts of a feather. I., Four barbs (B.) bearing anterior barbules (A.BB.) and posterior barbules (P.BB.); II., six barbs (B.) in section, showing interlocking of barbules; III., anterior barbule with... |
|
Feather Shaft
"The feathers are horny productions, consisting of a hollow tube or barrel and a stem rising from it."... |
|
Feather Tube
"The feathers are horny productions, consisting of a hollow tube or barrel and a stem rising from it."... |
|
Feather Types
"Types of feathers. D., Down. 2, Developing feather in sheath (sh.). 3, Covert of heron showing aftershaft (A.S.). 4, Secondary feather of pigeon--C., calamus; A.S., aftershaft; R., rachis; V., vane. ... |
|
Feather Web
"The feathers are horny productions, consisting of a hollow tube or barrel and a stem rising from it. The webs are convex above, and are thus enabled to resist flexion or fracture from beneath better ... |
|
Feather, Black
An illustration of a single black feather.... |
|
Feathers
"A., Filoplume. B., very young feather within its sheath (sh.); c., the core of dermis; b., the barbs. C., the same, external view." -Thomson, 1916... |
|
Filoplume of a Goose
"Filoplume. In ornithology, a thread-feather; a thread-like or hair-like feather, with a very slender stem, lacking webs in most or all of its length." -Whitney, 1911... |
|
Foot of Coot (Fin-Footed)
"In ornithology, pinnatiped; having pinnate feet, the toes being separately furnished with flaps, as in the grebes, coots, phalaropes, fin-foots, etc." -Whitney, 1911... |
|
Foot, Falcon
Foot of Peregrine Falcon.... |
|
Foot, Owl
Foot of Tawny Owl.... |
|
Foot, Wagtail
Foot of Yellow Wagtail.... |
|
Foot, Water-ousel
Foot of Water-ousel.... |
|
Fowl Digestive System
"Digestive system of the common Fowl. o, Gullet; c, Crop; p, Proventriculus; g, Gizzard; sm, Small intestine; k, Intestinal caeca; l, Large intestine; cl, Cloaca." — Winston's Encyclopedia, 191... |
|
Fowl Pelvis
The pelvis and caudal vertebrae of an adult fowl.... |
|
Fowl Sacrum
The sacrum of a young fowl; natural size seen from below.... |
|
Fowl Skull
The upper view of the skull of an old fowl.... |
|
Fowl Skull
The skull of an adult fowl. ... |
|
Fowl Skull
The skull of an adult fowl. Here the temporal fossa is bridged over by the junction of the post-frontal and squamosal processes.... |
|
Fowl, Skull of Common
"Typical Skull of Common Fowl (Galliformes). A, side view: sa, surangular bone of mandible; ar, articular of mandible; d, dentary; f, frontal; j, jugal; l, lacrymal; me, mesethmoid; mx, maxillary; p, ... |
|
Fowl, Skull of Common
"Typical Skull of Common Fowl (Galliformes). B, vertical longitudinal section: sa, surangular bone of mandible; ar, articular of mandible; d, dentary; f, frontal; me, mesethmoid; p, parietal; pf, post... |
|
Furcula
"A, Furcula or Merry-thought of a Domestic Fowl. ... h, hypoclidium." -Whitney, 1911... |
|
Goat-sucker, foot of
The foot of a goat-sucker, with a distinctively longer middle toe, believed to be used for either grasping insects or combing its whiskers.... |
|
Goose Wing
The wing muscles of a goose.... |
|
Goose, 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."... |