Mention the two unique characteristics of mammals.
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Hair on the body and gives birth to young ones.(not eggs)
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The hair on the body, memory glands and three middle ear bones are the unique characteristics of mammals.
Memory glands only found in mammals. Memory glands produce milk.mammals only give milk to their offspring's.
Hair on mammals is a unique feature that keep their bodies warm. Hair gives protection to the mammal's skin.
Mammals have three ear bones. These bones work together to convey vibrations to the eardrum.
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