Question

Characteristics of mammals 8 points

Answer 1

1) They are warm blooded animals having four chambered heart.
2) Females have mammary gland to nourish their young ones.
3) Presence of sweat glands and oil glands that cleans the skin.
4) They are the first class that have a developed ear pinna.
5) Limbs are adapted for walking ,flying,running.etc
6) Movable eyelids are present.
7) Respiration is through lungs only.
8) They are most advanced class with highly developed brain

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Answer 2

characteristics of a mammals :

1)  mammals are warm blooded.
2) mammals have hair on their body.
3) mammals have external ears.
4) All mammals are vertebrates ( means having backbone and spine ).
5) Majority of mammals have teeth.
6) Mammals give birth to live young one.
7) mammals feed their babies.
8) mammals are endothermic one.
9) mammals heart and lungs are separated by the stomach by the wall of muscle known to be diaphragm.
10) mammals brain is much more highly developed than othr animal.