Bird study

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Birds Anatomy, Wing Anatomy, Comparative Anatomy, Bird Anatomy, Reference Figure Drawing, Bird Study, Bird Bones, Animal Studies, Male Figure Drawing

Please start this bird anatomy series with post #403, March 10. Most birds are designed for flight and flying demands a rigid airframe. The bird's rib cage and backbone are fused together . . . only the neck, tail, and wings are flexible. The spine of mammals - human and quadruped - is supple. A bird's spine is rigid . . . if it were supple, the bird would lose control and could not fly. The bird's bones are hollow, light, and remarkably strong. For instance, a pelican weighs twenty pounds…

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Feather | zoology | Britannica Feather Anatomy, Biomimicry Architecture, Bird Anatomy, Types Of Feathers, Feathered Dinosaurs, Bird Feather, Bird Migration, Modern Birds, Bird Wings

feather, the component structure of the outer covering and flight surfaces of all modern birds. Unique to birds, feathers apparently evolved from the scales of birds’ reptilian ancestors. The many different types of feathers are variously specialized for insulation, flight, formation of body contours, display, and sensory reception. Unlike the hair of most mammals, feathers do not cover the entire skin surface of birds but are arranged in symmetrical tracts (pterylae) with areas of bare skin…

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