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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Grouse Feet
A grouse's feet... |
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Gull Bill
The bill of the gull (Laridae) is epignathous: "hook-billed; having the end of the upper mandible decurved over and beyond that of the lower one." -Whitney, 1911... |
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Hawk, Sparrow Skeleton
An illustration of a sparrow-hawk's skeleton.... |
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Hawk, Sparrow Skull
The skull of a nestling sparrowhawk, palatal view.... |
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Hawk, Sparrow, Foot of American
The foot of an American sparrow-hawk.... |
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Hawk, The Superficial Muscles of a
In birds the muscles system is remarkable for their marked line of attachment to their tendons. Labels: 1, Occipito-Frontalis. 2, Orbicularis Palpaebrarum. 3, Temporal. 4, Masseter. 5, Sterno-cleido-... |
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Heart of a Chick, Development of the
Heart of a chick at the 45th, 65th, and 85th hours of incubation. I, the venous trunks; 2, the auricle; 3, the ventricle; 4, the bulbus arteriosus. ... |
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Hen Feet
Feet of a hen... |
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Hen's Foot
The foot of a hen.... |
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Heron Head and Leg
The head and leg of the heron, a bird in the Ardeidae family of wading birds.... |
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Hesperornis Lower Jaw
The lower jaw of the Hesperornis regalis, an ancient bird of the Cretaceous Period.... |
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Hesperornis Pelvis
The pelvis of the Hesperornis regalis, an ancient bird of the Cretaceous Period.... |
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Hesperornis Regalis
The Hesperornis regalis was an ancient bird of the Cretaceous Period.... |
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Hesperornis Tooth
A tooth of the Hesperornis regalis, an ancient bird of the Cretaceous Period.... |
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Hesperornis Vertebrae
A vertebrae of the Hesperornis regalis, an ancient bird of the Cretaceous Period.... |
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Hesperornis Vertebrae
A vertebrae of the Hesperornis regalis, an ancient bird of the Cretaceous Period.... |
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Ichthyornis
The ichthyornis an ancient bird of the Cretaceous Period.... |
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Intestine of a Chick
Rudiments of the liver on the intestines of a chick at the fifth day of incubation. Labels: 1, heart; 2, intestine; 3, diverticulum of the intestine in which the liver (4) is developed; 5, part of th... |
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Kamichi, or Crested Screamer, Wing of
"The feathers are horny productions, consisting of a hollow tube or barrel and a stem rising from it."... |
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Lammergeier
"Young bearded griffin (Gypaetus barbatus). Showing the feather-tracts or pterylae, for instance those on the breast (PT.). E., ear; P., web or propatagium; TH., thumb; PR., bases of primary feathers;... |
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Lark Foot
"Scutelliplantar foot of horned lark: the tarsus scutellate before and behind, and the toes all scutellate on top." -Whitney, 1911... |
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Leg, Hawk
The leg and foot of a hawk, shwering the method of attaching the Bells and Jesses. a, the end of the leash; b, the jesses; c, the bell; d the bewit; e, the varvels of silver, with owner's name and a... |
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Lung of a Bird, Section of the
In birds the lungs are confined to the back wall of the chest. They are not separated into lobes, but are oblong and flattened in shape, and connected with a series of air-receptacles scattered throug... |
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Lung of a Goose, The Right
In birds the lungs are confined to the back wall of the chest. They are not separated into lobes, but are oblong and flattened in shape, and connected with a series of air-receptacles scattered throug... |
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Magpie Foot
"Diagram of plantar aspect of schizopelmous foot of a magpie (Pica caudata), showing the deep plantar tendons, separate from one another and from the superficial tendons. flh, flexor longus hallucis; ... |