#avian anatomy

• Anseriform — The feminine form of the adjective anzeriform; (adjective) having the shape, appearance, or anatomical features of a goose; (noun, in the plural) a major order of waterfowl (Anseriformes) comprising swans, geese, and ducks, adapted to aquatic life via webbed feet and waterproof plumage.
• Wing — A paired external organ of birds, insects, and some mammals (bats), structurally adapted for flight; by extension, a lateral structural element of an aircraft that generates the lift necessary to sustain it in the air, a component covering the wheels of a land vehicle, or a lateral extension of a building, a piece of furniture, or a military formation.