Scientists in Western Australia have found a tree frog which is bright blue, rather than the usual green, due to a rare genetic mutation. The blue magnificent tree frog was spotted in the Charnley ...

WASHINGTON -- Male frogs exposed to even low doses of a common weed killer can develop multiple sex organs -- sometimes both male and female -- researchers in California have discovered. "I was very ...

The radioactive fallout of the 1986 Chernobyl nuclear reactor disaster has resulted in the rapid evolution of species nearby. "Skin coloration was darker in localities closest to areas with high ...

Extremes of the colour gradient of the Eastern tree frog (Hyla orientalis). On the left, a specimen captured in Chernobyl inside the high contamination zone; on the right, a specimen captured outside ...

Over the course of 500 million years, three species of poison frogs evolved to withstand a toxin they use to prevent predators from catching them. But, there’s a catch: the frogs experience a ...