give characteristics of clasa mammalia
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Mammals (class Mammalia) are endothermic (warm-blooded) vertebrate animals with a number of unique characteristics. In most mammals, these include: The presence of hair or fur. Sweat glands.
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Characteristics of mammalia :
- Mammals are warm-blooded animals having hairs on body.
- They have four chambered heart.
- They have mammary glands for the production of milk to nourish their young ones.
- Skin has sweat or oil glands.
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