Characteristics of mammals

Mammals are a class of animals with distinctive characteristics. Their main characteristics are as follows:

1. Hair: Mammals usually have hair, which can maintain body temperature, provide protection, and help with visual communication.

2. Mammary glands: Female mammals usually have mammary glands that can secrete milk to feed their young.

3. Highly complex brains: Mammals have highly complex brains and are highly intelligent and capable of learning.

4. Diversity of animal behaviors: Due to their complex nervous systems and highly developed touch and perception systems, mammals exhibit a variety of behaviors, including socialization, reproduction, food acquisition, games, etc.

5. Limbs: Most mammals have limbs to support their bodies and move around.

6. Calcified Bones: Mammalian bones are highly calcified and therefore provide great support and protection.

In summary, mammals have distinctive features such as hair, mammary glands, highly complex brains, diverse behaviors, limbs, and calcified bones.

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