Question

Write any four distinguishing features of class mammalia

Answer 1

Answer:

in mammalia

1.they have four chambers heart

2.they have organs

3.they live on land and water

4.they have arms and legs for walking jumping

Answer 2

Explanation:

1. mammals are warm blooded and most highly evolved animals
2. two pairs of limbs present
3. possess external ear or pinna
4. body covered with skin bearing hair,sweat glands and sebaceous or oil glands
5. heart is four chambared with two auricle and two ventricle