Fish can recognise a face based on UV pattern alone
Monday, March 15, 2010 - 10:21
in Biology & Nature
Two species of damselfish may look identical - not to mention drab - to the human eye. But that's because, in comparison to the fish, all of us are essentially colourblind. A new study published online on February 25th in Current Biology, a Cell Press publication, reveals that the fish can easily tell one species from another based entirely on the shape of the ultraviolet (UV) patterns on their faces...