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Label accompanying a bird skin. Note that the locality, date, identity of the specimen and collection catalogue numbers are given on the securely attached label. Minimum data associated with zoological specimens is the place and date of collection, attached to the specimen by a label.
Most birds have approximately 175 different muscles, mainly controlling the wings, skin, and legs. Overall, the muscle mass of birds is concentrated ventrally. The largest muscles in the bird are the pectorals, or the pectoralis major, which control the wings and make up about 15–25% of a flighted bird's body weight.
Anatomical structures on the head and throat of a domestic turkey. 1. Caruncles, 2. Snood, 3. Wattle (dewlap), 4. Major caruncle, 5. Beard. A caruncle is defined as 'a small, fleshy excrescence that is a normal part of an animal's anatomy'. [1]
Feather development occurs in the epidermal layer of the skin in birds. It is a complicated process involving many steps. It is a complicated process involving many steps. Once the feathers are fully developed, there are six different types of feathers: contour , flight , down , filoplumes, semiplumes, and bristle feathers.
External anatomy of a typical bird: 1 Beak, 2 Head, 3 Iris, 4 Pupil, 5 Mantle, 6 Lesser coverts, 7 Scapulars, 8 Coverts, 9 Tertials, 10 Rump, 11 Primaries, 12 Vent, 13 Thigh, 14 Tibio-tarsal articulation, 15 Tarsus, 16 Feet, 17 Tibia, 18 Belly, 19 Flanks, 20 Breast, 21 Throat, 22 Wattle, 23 Eyestripe Topography of a typical passerine.
Gular skin (throat skin), in ornithology, is an area of featherless skin on birds that joins the lower mandible of the beak (or bill) to the bird's neck. [1] Other vertebrate taxa may have a comparable anatomical structure that is referred to as either a gular sac, throat sac, vocal sac or gular fold .
In ornithology, the lore is the region between the eye and bill on the side of a bird's head. [1] This region is sometimes featherless, and the skin may be tinted, as in many species of the cormorant family. [2] This area, which is directly in front of the eye, features a "loral stripe" in many bird species including the red-capped plover.
Scutes on an alligator foot. A scute (/ s k j uː t / ⓘ) or scutum (Latin: scutum; plural: scuta "shield") is a bony external plate or scale overlaid with horn, as on the shell of a turtle, the skin of crocodilians, and the feet of birds.