Question

PLZZZZZ I NEED HELP Which is an adaptation that helps birds maintain a stable body temperature? A. air sacs connected to lungs B.large chest muscles C.down feathers D. nearly hollow bones

Answer 1

Answer: I thinks it‘s the feathers

Explanation:

Bc feathers are warm and the hollow bones are to make the bird lighter so it can fly, the chest muscles don’t make heat, and the air sacs are probably for storing air

Answer 2

Answer:

c

Explanation:

trust