A developing frog embryo in its jelly-like egg mass can be quite the escape artist: When predators come calling, the red-eyed tree frog embryo can detect the threat and drop out of its egg to safety ...

Critically endangered Panamanian golden frogs hatch at ZooTampa, offering hope for the species' survival after extinction in ...

A critically endangered frog species that hasn’t been seen in the wild for nearly two decades is getting a lifeline in Tampa ...

A new study from the Smithsonian Tropical Research Institute (STRI) shows that red-eyed treefrog embryos hatch early when exposed to high ammonia levels — an environmental cue that it’s too hot and ...

That’s a frog embryo, leaving its egg to enter the world, and this embryo can hatch at will. The red-eyed tree frog lays its eggs on a branch or leaf above the water. Once they’re in the last third of ...

There are many dangers in the natural environment that tree-frog eggs have to face. Fish love to eat the eggs, as do other predators, so adult frogs can lay their eggs on foliage hanging over ponds.

Red-eyed tree frog embryos are capable of hatching prematurely if necessary. Otherwise, they continue to develop in safety, in their eggs. (Karen M. Warkentin) A developing frog embryo in its ...

ZooTampa at Lowry Park announced the recent hatching of Panamanian golden frogs, a species that has been extinct in the wild since 2009.