Belongs among the medium-sized bats. What sets it apart from other, smaller species is the fact that its flying membrane is attached at the heel, leaving the bat with a fully functional paw. In winter, this bat hides in caves and cellars, and over the summer, it can be found in rock fissures or tree holes. It flies and hunts close to the surface of bodies of water. Daubenton's bat is a tree bat. In the Czech Republic, it is a relatively common bat throughout the country.