But the researchers had never seen one quite so small. After some testing, the scientists determined that the frog was a ...

There is one species of poison frog that lives in the U.S., and it can be found in West Virginia and across most of the East ...

Animal biology is going where no one has gone before. Seven new frog species have been discovered in the rainforests of ...

Scientists have discovered a strange new toad species smaller than a fingernail in a rainforest in northeast Brazil, shedding ...

The extremely rare Indian purple frog doesn’t really look like a frog. It’s also a living fossil that’s been around since ...

Scientists have unearthed a fossil of the world’s oldest tadpole in Argentina — a shock finding that could alter our ...

Researchers studying similar small-sized “flea toads” found this species to be particularly interesting due to its diminutive size as one of the smallest known vertebrate animals.