Which is characteristic of all mammals and only of mammals


Asked by admin @ in Biology viewed by 250 People


3. A distinctive characteristic of mammals that is not observed in other vertebrates is

a. internal fertilizationb. body hairC. the presence of a cloacad. endothermye. a vertebral column​

Answered by admin @



Answer: B) Body hair

Explanation: The two major characteristics of mammals are presence of body hair and feeding the young ones with breast milk. All mammals have body hair which other vertebrates such as pisces, reptiles, and amphibians do not have. Also other vertebrates do not feed their young ones with milk.


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