SCIENCE
ZOOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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are endothermic
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have hair
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produce milk for young
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have a tympanic membrane
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Detailed explanation-1: -Mammals have hair or fur; are warm-blooded; most are born alive; the young are fed milk produced by the mother’s mammary glands; and they have a more complex brain than other animals.
Detailed explanation-2: -Final answer: Not being warm-blooded is not a characteristic feature of mammals.
Detailed explanation-3: -An animal is considered a mammal if it can produce milk. Other features unique to mammals include hair or fur (chemically different from hairlike structures on non-mammals); the malleus, incus, and stapes in the ear; and a diaphragm separating the heart and lungs from the abdomen.
Detailed explanation-4: -The presence of hair or fur. Sweat glands. Glands specialized to produce milk, known as mammary glands. Three middle ear bones. A neocortex region in the brain, which specializes in seeing and hearing. Specialized teeth. A four-chambered heart. 19-Mar-2020