(MENAFN- Swissinfo)
Here's looking at you: cleaner fish perform better at facial recognition than very young children. Keystone / Antonio Lacerda
Cleaner fish have a previously unknown talent of recognising their own reflection in a mirror, research has shown.
This content was published on February 6, 2023 - 21:00 February 6, 2023 - 21:00 swissinfo.ch/mga This species of fish ranks above pigs, dogs and human infants under the age of two at this mental feat.
Scientists from the universities of Neuchâtel and Osaka performed a series of tests to determine the cleaner fish's powers of memory and recognition.
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