Q. You once wrote that blue pigment is not known to exist in any terrestrial or freshwater animals with backbones. I found a blue bullfrog in a marsh in Virginia. It was mostly blue with some gray ...

An elusive tree frog with a never-before-seen color mutation, was spotted and photographed in a remote part of northwestern Australia Blue mutation magnificent tree frog (Ranoidea splendida). The ...

A rare blue frog found in the Kimberley region of Western Australia has stunned researchers, who say the unusual colouring is probably due to a genetic mutation causing it to lose certain skin ...

Jack Ragosta was “over the moon,” his mother said, after finding the glistening blue frog and researching the unusual find. It ain’t easy being blue, either. A Rhode Island family made the remarkable ...