Question

write down 4 characteristic of mamals​

Answer 1

Answer:

Explanation:

1) Heart is four chambered.

(2) Fertilization is internal.

(3) Females have mammary glands to produce milk to nourish their young ones.

(4 External ear-pinna present.

(5) Eyes have eye lids.

(6) Warm-blooded.

(7) Respiration through lungs.

Answer 2

Explanation:

1- Mammals are warm-blooded animals who give birth to their younger ones.

2- They are the most dominant form of animals found in almost all types of habitats.

3- They have mammary glands that help them produce milk to feed their younger ones.

4- Presence of region of the brain known as Neocortex.

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