Question

give three features of mammalia that helped them become so successful in inhabitats of the planet​

Answer 1

Humans are the most successfull mammalia.

1) There digits(hands) bear claws or fingers which make them able to catch their own prey and hold things proprely.

2) Mamalias are evolved from Reptillas and while in the course of evolution mammalias like human gained the ability to evolve their knowledge. And so the human brain developed though different stages of evolution.

3)The fur they have on their body makes them able to survive in adverse conditions though they are warm blooded, but humans developed hair as vestigal organs and hair or fur on our body is no longer useful to us but is useful to other mammals.