Explore how frogs, axolotls, and other amphibians use cutaneous respiration to absorb oxygen directly through their skin.

Tadpole species that lost their lungs through evolution never re-evolve them, even when environmental change would make it ...

Some tadpoles break the rules of biology. Instead of developing lungs as they grow, they lose them entirely and still manage to survive.

African clawed frogs are known for their flat bodies, vocal organs and claws on the first three toes of the hind feet. Hamilton, ON, Dec. 16, 2024 – Researchers at McMaster University have uncovered ...

Call it a grand-phibian. Scientists have unearthed a fossil of the world’s oldest tadpole in Argentina — a shock finding that could alter our understanding of amphibian evolution, experts say.

Witness nature’s magic as the goliath bullfrog undergoes a stunning transformation. From wiggling tadpole to colossal frog, ...

Ptychadena nana individuals with green and brown color morphs. Image courtesy of Sandra Goutte. A team of researchers at NYU Abu Dhabi (NYUAD) has uncovered how a common color variation in frogs has ...

Even within a single species, animals don't all respond in the same way to environmental changes. A new study of reed frogs ...

On a mountain in southern China, a “strong”-armed creature with yellow fingertips perched in a bamboo forest. Its “large” brown eyes scanned the surrounding plants, but it wasn’t the only one looking ...