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Biology-mammals, birds, reptiles

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129 Cards. Created by Paul ().
 
Term  
Definition
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air sac

stores and redirects air, used in respiration and reduces the birds density

air sac

stores and redirects air, used in respiration and reduces the birds density

air sac

stores and redirects air, used in respiration and reduces the birds density

Allantois

Stores the nitrogeneous wastes in reptiles

Allantois

Stores the nitrogeneous wastes in reptiles

Allantois

Stores the nitrogeneous wastes in reptiles

altricial

type of hatched bird which is blind, naked, and helpless at birth

altricial

type of hatched bird which is blind, naked, and helpless at birth

altricial

type of hatched bird which is blind, naked, and helpless at birth

Alveoli

what reptiles lungs are composed of

Alveoli

what reptiles lungs are composed of

Alveoli

what reptiles lungs are composed of

barbes

what vanes branch into

barbes

what vanes branch into

barbes

what vanes branch into

barbules

what barbes turn into

barbules

what barbes turn into

barbules

what barbes turn into

brood patch

a thickended featherless patch of skin on the abdomen of the bird

brood patch

a thickended featherless patch of skin on the abdomen of the bird