Answers

2016-01-29T09:01:59+05:30
Because they don't reproduce by laying eggs.They give birth to young ones and have 4 chambered heart.THAT IS WHY BATS ARE KNOWN AS FLYING MAMMALS.Hope it helps and pls mark as the best answer. :-)
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2016-01-29T09:13:36+05:30
Coz they are viviparous and
bat is a mammal because they have mammary glands for feeding their young ones... so that's why they are called as mammals.... Hope it helps. Plzz mark it as brainliest ^_^
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