A big brown bat is large for its kind.The bats body is 5 inches long.Alot of people are scared of these bats.But they shouldn’t be.The brown bat helps people.It eats bugs like mosquito.It has 32 very sharp teeth for eating them.It uses echolocation to hunt for insects.And catches it with its wing.It can live ten to eighty years!Thats a very long time.Igot this infomation at www.facts4me.com.