Bats use sunset cues to calibrate their magnetic compass

Bats typically emerge from their roosts at dusk to forage for food. They use echolocation (pulses of sound and returning echos) to orient themselves over short distances, avoid objects, and detect prey. Over longer distances, echolocation is Read More...

Echolocation or flight first?

The debate continues; did echolocation or flight evolve first in bats? The discovery of a beautifully preserved Eocene bat Onychonycteris finneyi led researchers to conclude that it lacked the morphology of the stylohyal bone (a part of the laryngeal apparatus) necessary for Read More...