Bat echolocation

Bats are found throughout the world, except in areas of extreme cold. New Zealand has three species of endemic bats – the long-tailed bat, the lesser...

Bats are found throughout the world, except in areas of extreme cold. New Zealand has three species of endemic bats – the long-tailed bat, the lesser...

Ultrasound is a medical imaging technique that uses high frequency sound waves and their echoes. The sound waves are above human hearing, and the echoes from...