Question

1) Give the characteristics of mammals.​

Answer 1

Explanation:

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Mammals have four limbs and produce amniotic eggs. The mammal class is defined by the presence of mammary glands and hair (or fur). Other traits of mammals include sweat glands in their skin, alveoli in their lungs, a four-chambered heart, and a brain covering called the neocortex.

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Answer 2

Answer:

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

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

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

Presence of region of the brain known as Neocortex

Their skin possesses oil glands (sebaceous glands) and sweat glands (sudoriferous glands).

The fur of hair throughout the body which helps animals adapt to their environment.

They are heterodont, i.e., possess different types of teeth.

Mammals also possess cervical vertebrae.

The skull is dicondylic.

The trunk is divided into thorax and abdomen.

Explanation: