a bat rests upside down during the day in the catacombs of eastern crimea

manwings red book of ukraine crimea endangered species colonial animal chiroptera microchiroptera megachiroptera scrotifera chordata wild cave nature closeup brown wildlife mammal colony flittermouse animals mammals sleep bats mice vampires caving conservation biodiversity nocturnal grotto cavern upside fly insectivore mouseeared vespertilionidae insectivorous bat myotis blythii lesser rhinolophus ferrumequinum