Bat Bug

Bats are notorious for having a variety of critters that live on or around their bodies. One of the ideas postulated as the reason for bats frequently changing their roost sites is that parasites rapidly become a problem. 



western small-footed bat (Myotis ciliolabrum)


Below, a bat bug (family: Heteroptera) ectoparasite feeding on part of the wing of a big brown bat.



bat bug (family: Heteroptera)