Though purple frog tadpoles were described as far back as 1917, it was as late as 2003 when an adult was finally described. However, it had already been known to local communities who had ...

Often starting life as a tadpole eating algae, before morphing into a carnivorous adult, frogs carry energy from aquatic ecosystems onto land — where it can be transferred throughout the food web.

As night fell across a swamp in southern Vietnam, a “large” fanged creature sat in the murky water. Its reddish eyes scanned ...

A deadly fungal disease has wiped out dozens of frog species worldwide. But new research on disease-resistant frogs in Yosemite National Park could help bring other species back from the brink.

DESCRIPTION: The relict leopard frog is a small, spotted frog with an adult body length of 1.75 to 3.5 inches. The dorsal color is brown, gray, or greenish with greenish-brown spots. A glandular dorso ...

Still, the population is teetering on the brink of extinction. Frogs have subsequently disappeared from two of the rediscovered localities and only about 500 to 1,100 adult frogs remain, half at a ...

It's important to know which tadpole becomes which frog, he explained. "It helps us detect the presence of a species, especially as adult frogs can be seasonally active and difficult to find ...

A mark should be made on the tube at a point equal to about one-third to one-half of the frog's body length. Adult frogs have a short esophagus, and using a tube that is too long may injure the ...