BUENOS AIRES (Reuters) - Scientists in Argentina have discovered excellently preserved fossil remains of the oldest-known tadpole, the larval stage of a large frog species that lived alongside ...

It isn't the most attractive member of the animal kingdom, so perhaps it's just as well that this tadpole spends all of its time underground. A team of cavers in China stumbled across the 14cm ...

Tadpoles have been wriggling in the world’s ponds for at least 161 million years. A newly detailed fossil finding pushes the record for earliest known tadpoles back an additional 30 million years, ...

Tadpoles grow pumped-up tails when stressed out by the threat of predators nearby, a new study finds. These beefed-up tails help the tadpoles escape predators such as dragonfly larvae, according to ...

Botryllus schlosseri is a colonial tunicate (or sea squirt), so named because it lives in colonies that are communally covered by a leathery tunic. Its larvae bear a striking resemblance to ...

CC0 Usage Conditions ApplyClick for more information. Once the grass frogs of Predjama have successfully mated, it will take two weeks for the tadpoles to emerge. But a threat still abounds, in the ...