A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found. By Asher Elbein The metamorphosis of a frog from baby to adult is one of nature’s ...

Paleontologists working in Patagonia have unearthed the oldest-known fossil of a tadpole—and it was a whopper, measuring in at more than six inches long, the size of an adult human hand. The specimen, ...

A bullfrog baby became a ticking time bomb in the depths of my tranquil backyard pond, and taking action gave me a surprising sense of purpose during the pandemic. Freelance writer Amanda C. Kooser ...

Rick Koval and I didn’t catch an adult bullfrog for our herp series this summer, but what we did find was more than suitable to cross the species off the list. It was a bullfrog tadpole, and it was ...

Currently no comparative studies exist on helminth and leech community structure among sympatric anuran tadpoles and salamander larvae. During June-August 2007-2009, we examined 50 bullfrog tadpoles, ...

Nitya Mohanty received funding for this work from the Center for Invasion Biology, Department of Botany and Zoology, Stellenbosch University and the Rufford foundation. The Indian bullfrog, which is ...

When exposed to potential predators as an embryo, the invasive American bullfrog becomes harder to kill when it becomes a tadpole, according to a new study. When exposed to potential predators as an ...