Bat

Bats are winged mammals, the only mammals capable of true and sustained flight. Bats are more agile in flight than most birds, using long, spread-out digits covered with a thin membrane or patagium. The smallest bat, and one of the smallest extant mammals, is Kitti's hog-nosed bat, which is 29–33 mm (1.

1–1.
3 in) in length, 150 mm (5.
9 in) across the forearm and 2 g (0.

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Source: Wikipedia · Image: Wikimedia Commons · Public domain

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