Bats are some of the most misunderstood mammals on the planet. While some do drink blood, the vast majority enjoy a diet of ...

Outside an abandoned mine in British Columbia, Canada, the sounds of love are in the air—though you’ll need to tap into ultrasound to enjoy them. Bats are famous for producing sounds that help them ...

The range of human hearing goes up to about 20 kilohertz, which is fine for our purposes, but is pretty poor compared to plenty of other animal species. Dogs famously can hear up to about 60 kHz, and ...

A guide to non-bat sounds recorded during bat surveys. This book enables the reader to be confident in recognising, categorising and dismissing not-bat sounds and offers knock-on benefits for ...