Which of the following behaviors allows a bird to maintain a constant body temperature in extremely hot weather?
ASpreading wings
CFlattening feathers
BPanting
DAll of the above
User: Bird bones are adapted for flight because they
Aare dense
Care hollow
Bcontain bone marrow
Dare longer than the bones of most animals
ASpreading wings
CFlattening feathers
BPanting
DAll of the above
Aare dense
Care hollow
Bcontain bone marrow
Dare longer than the bones of most animals