Ever wish you had a secret code that you could use to communicate with a select few? Researchers have found that one little breed of fish actually has one. The Ambon damselfish ( Pomacentrus amboinensis ) can see detailed ultraviolet (UV) patterns on their fellow fishes–and detect the lack of these lines in other similar species, according to a study published online February 25 in Current Biology . [More]
Forget X-ray vision, these fish have UV vision
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