Guano That Glitters
Some bat species can eat up to two-thirds of their body weight in insects every day. Although most other insect-eating animals only eat the inside of the insect, bats eat the entire thing. Because they ingest the iridescent exoskeletons of some insects, bat poop seems to sparkle.
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Key Facts In This Video
Bats can eat up to 2/3 their body weight in insects daily. (0:14)
Birds avoid insect wings and legs, but bats eat the entire thing—including the exoskeleton. (0:35)
In Texas, bats save farmers about $800,000 a year by eating corn ear worms. (1:01)