On the 21 st of September Kharkov Zoo participated in the “International Night of Bats” event. “EUROBATS” organization has been rallying point of this event since 1997. Specialists in Chiroptera and volunteers from many countries organize this event in order to attract attention of the public to these amazing nocturnal animals. All species of bats of Ukraine are included into the Redbook. Some of them are forced to live in cities, that’s why their encounters with humans have become more often.