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 ...

Quick Take Boulenger’s backpack frog females carry fertilized eggs in a dorsal pouch, providing protection and moisture. ...

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 ...

What prompts the embryos of certain frogs to hatch early if shaken by a hungry reptile but not if buffeted by an outside force such as rain? According to biologist Karen Warkentin, it's a ...

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 ...

Even as little embryos in eggs, red-eyed tree frogs are totally badass. Researchers have discovered that when the embryos are attacked by a hungry predator, they can wiggle their way out of their eggs ...

How does a frog save itself when it hasn’t even been born? Every red-eyed tree frog must confront this dilemma. The frogs lay their eggs on plants that lie over ponds. After a week, the tadpoles hatch ...

What looks at first to be a slimy mess in a Petri dish represents a highly-significant advance in conservation and restoration ecology. Ecologists are celebrating the arrival of the first Maud Island ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. At the brink of extinction, the ...

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 ...