Feathers and, of course, bacteria. But bacteria grows on humans, too, so don't be grossed out.
Scales
A branch is a stick that grows from a tree. Birds usually nest on branches.
flight feathers
Grass grows, birds fly, sun shines, and brother, I hurt people!
Humans, dogs, one cat, coons, (raccoons) birds, squirrels...
Kiwi are birds and do not grow on trees. Kiwifruit grow on vines, not trees.
Because they associate the shadow with danger (it is an innate response). As the bird grows older it learns only to run away from other birds shadows.
No, there beaks grow a little sharp, (ex.) your toe nails grows sharp.
it starts to get more color to being a adult
i would assume that is when roseate spoonbill birds get their groove on
The feathers fall to the ground and the bird grows new ones. that's why there is some feathers on the beach or in your backyard.
the pineapples adaptions are its pines that help to protect it from birds and other animals and it grows of the ground to protect it self from rats and mice on the ground