It weighs a . more than an orange b . about the same as a half dollar c . less than a penny 3. 20 million b . 2 billion c . 100,000 4. Many bats have unusual facial features, such as huge ears and strange nose flaps, that a . help them fly b . Most bats feed on insects. Female bats usually give birth hanging upside down.
Vampire bats use their sharp teeth to make a tiny slit in their prey's skin.
As blood oozes out, they lap it up. These bats usually feed on the blood of a . Many of these long-tongued bats are important plant pollinators in a . All rights reserved.