Baby sharks stop moving in their eggs to hide from predators, researchers from the University of Western Australia have found. The sharks perform the trick using electroreception.
The baby sharks were subjected to electric fields that mimicked predators. Inside the eggs the baby sharks curled into a ball to prevent being detected.
Electroreception is normally used to find prey. Adult sharks are able to sense minute electric fields created by living animals.
Read more at The University of Western Australia