Keywords amphibians, evolution, Devonian period, fish-like ancestors, adaptation, life cycle, thyroid gland, larvae, bony fins, three-chambered heart More for You ...

Robert Carroll, a vertebrate paleontologist at McGill University who helped combine paleontology with evolutionary biology and genetics, died on April 8 as a result of COVID-19 at the age of 81. He ...

Following is a transcript of the video. Narrator: Humans need dentists. It's a fact. In 2017 alone, Americans spent $124 billion on dental visits. And an estimated 90% of adults in the US have ...

Amphibians were also growing in size and diversity. There were predatory species that resembled modern-day crocodiles. Armed with vicious teeth, they reached lengths of almost 20 feet (6 meters).

The only known example of Paracyclotosaurus davidi, an amphibian that lived in Australia around 235 million years ago. The collection contains 400 specimens and 46 type specimens, mostly of ...

In 2004, a field crew digging in the Canadian Arctic unearthed the fossil remains of a half-fish, half-amphibian that would ... which clearly indicate Darwinian evolution in action.— ...

Dozens of amphibians perished together on an ancient floodplain around 230 million years ago, according to a new study.

The amphibian deformity question will intrigue students for several reasons. First, seeing pictures (see resources) of the deformities is just interesting (and for some, gross at the same time).

Journal of Zoo and Wildlife Medicine, Vol. 25, No. 1, Reptile and Amphibian Issue (Mar., 1994), pp. 18-28 (11 pages) In this paper, we review current literature on ocular abnormalities in amphibians ...