Frogs, like butterflies and salamanders, have what is called a "bi-phasic life cycle." They undergo metamorphosis to grow from their larval stage, as a non-reproductive tadpole that swims underwater, ...

Our comprehensive unit study, designed specifically for elementary-aged children, uncovers more about the world of frogs.

The discovery in Patagonia shows that frogs have had a tadpole stage for at least 160 million years. Here’s how the ancient frogs compare to those of today. Tadpoles and adults of the extinct frog ...

A photograph of a giant, green-and-yellow tadpole longer than a human hand turned up in an X post on Feb. 12, 2025. At the time of this reporting, the post had received more than 296,000 views. At the ...

Nature writer Kelly (Even an Octopus Needs a Home) provides a warm and vividly detailed examination of frogs. Airy spreads offer facts about frog species, behaviors, diets, common predators, habitats, ...

Nearly 600 California red-legged frog tadpoles were released into Santa Monica Mountains streams recently, marking an emergency conservation success for a species that vanished from the area more than ...

Predators can have important impacts on host–parasite dynamics. For many directly transmitted parasites, predators can reduce transmission by removing the most heavily infected individuals from the ...

The young of two new species and a genus of frog found to inhabit Sumatra's rainforests have developed a unique ability to latch onto rocks in the fast-flowing rivers, using bellies crafted by ...

The life cycle of Gorgoderina attenuata Stafford, 1902, is described and figured. Adult flukes live in the bladder of various species of Rana and in Triturus v. viridescens. Miracidia hatch in the ...

In a recent study published in the Emerging Infectious Diseases journal, researchers discussed the infection of common frog Rana temporaria tadpoles with Ranid Herpesvirus 3. As a result of infectious ...