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vertebrates have backbones
endotherms heat comes from inside
102 body temp of birds
feathers stay dry, warm and attract mates
preening taking care of feathers
oil gland located near tail
molting replacing feathers
down feathers soft; next to the body
contour feathers stiff; gives shape and helps to fly
crop organ that stores food
gizzard contains stones to grind food
brooding act of sitting on eggs for hatching
precocial active after hatching; can be on their own
altricial must rely on parents at birth
ostrich largest living bird
penguins birds that fly under water
kiwis nocturnal bird of New Zealand
water birds have webbed feet or long legs for wading
birds of prey have sharp claws, sharp curved beaks and very good vision
perching birds special adaptations for resting on branches
Created by: jkinard1