Fish recognise friends and foes through their unique faces | New Scientist

Roberto Nistri/Alamy Stock Photo

“Fish are generally lowly regarded,” says Ken Collins of the University of Southampton, UK. “One example is the widespread but false notion that goldfish only have a 3-second memory.”

However, much like mammals, fish “can have complex lives and consequently need a number of cognitive abilities with which to carry out a range of behaviours”.

Source: Fish recognise friends and foes through their unique faces | New Scientist

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