Crabs can’t hide from an octopus with a mirror

Wild-caught cephalopods can learn to hunt for crabs using only their prey’s reflection

A yellow octopus is shown on a vertical mirror, with the reflection of its underside visible in the mirror

Octopuses initially approach a mirror to find reflected prey, but they eventually learn to move directly toward their target.

Mary Kieseler

This is a human-written story voiced by AI. Got feedback? Take our survey . (See our AI policy here .)