While the bright coloration of this red-eyed tree frog doesn’t make the amphibious creature see red, it does provide an eye-catching display for humans who glimpse it in its rainforest habitat. In ...

Five-day-old red-eyed treefrog embryos are tightly curled inside dehydrated eggs packed closely together. It’s dry enough to make them begin to hatch early amid heating. Karen M. Warkentin As the frog ...

Leptopelis brevirostris, Bioko Island, Equatorial Guinea. Source: Christian Irian. See ‘Eye size and investment in frogs and toads correlate with adult habitat, activity pattern and breeding ecology’ ...