a fully differentiated structural and functional unit in an animal that is specialized for some particular function

warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings

tuft of small stiff feathers on the first digit of a bird's wing

nocturnal mouselike mammal with forelimbs modified to form membranous wings and anatomical adaptations for echolocation by which they navigate

small air-breathing arthropod

any of the larger wing or tail feathers of a bird

travel through the air; be airborne

a wing of an insect

either of the anterior pair of wings on an insect that has four wings

either of the rudimentary hind wings of dipterous insects; used for maintaining equilibrium during flight

wing of a bird

either of the horny front wings in beetles and some other insects which cover and protect the functional hind wings

warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings

tuft of small stiff feathers on the first digit of a bird's wing

nocturnal mouselike mammal with forelimbs modified to form membranous wings and anatomical adaptations for echolocation by which they navigate

small air-breathing arthropod

any of the larger wing or tail feathers of a bird