Taxon Description (Wikipedia)
Bats are flying fly, such as glide rather than fly, and only for short distances. Bats do not flap their entire forelimbs, like digits,
[ ] which are very long and covered with a thin membrane or Greek words,
cheir (χειρ) "hand" and
pteron (πτερον) "wing."
There are about 1,100 bat species worldwide, which represent about twenty percent of all classified mammal species.
[ ] About seventy percent of bats are pollinating flowers and dispersing fruit seeds. Many tropical plants depend entirely on bats for the distribution of their seeds.
Bats range in size from Kitti's Hog-nosed Bat measuring in length and in mass,
[ ] to the Giant Golden-crowned Flying-fox, which has a wing span of and...
full article at Wikipedia