She pulls on a broad green leaf still attached to a branch and points out a shiny clutch of jellylike eggs. “These guys are hatchable,” she says. Red-eyed tree frogs, Agalychnis callidryas ...

was thought to be extinct in some countries By Danna Staaf The horned marsupial frog, which carries its eggs in a pouch on its back, lives in the canopy of tropical rainforests. Javier Aznar ...