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 ...

Red-eyed tree frogs rely on a unique blend of color and stillness to disappear into rainforest foliage. When resting, their bright markings fold away, creating a perfect leaf-like disguise. Predators ...

(via BBC Earth) Hanging above the water, these red-eyed tree frog tadpoles are easy targets for wasps. However, at just five days old, they can sense danger and already know what to do. Will they all ...

The red-eyed tree frog has become one of Costa Rica’s most iconic creatures, admired for its vibrant colors and widespread presence across the country. This frog, known for its striking red eyes, ...

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 ...

(PhysOrg.com) -- A study of the Central American red-eyed tree frog has found that the males shake the branches they’re perched on to produce strong vibrations to mark out their territory for mating. ...