Why do animals have adoptions there's a competition for the same food sources be ecosystems can change see special body parts and behaviors I need for survival d all of the above

d

Explanation:

Animals adapt in the competition for the survival of the fittest while competing for food sources or when ecosystems change. To survive, they  change behaviors that sometimes lead to evolution of body parts

you need to include the text. we have no idea what you are referring to

8 ish depending on the what grade