Elephant-nose fish do a little dance to help them 'see' in 3D

Pulses of electricity give some fish the ability to identify objects or prey, and a little shimmy helps them take several snapshots that give their underwater world depth

Elephant-nose fish do a little dance to help them 'see' in 3D
Pulses of electricity give some fish the ability to identify objects or prey, and a little shimmy helps them take several snapshots that give their underwater world depth