Researchers Discover an Exceptionally-Preserved Fossil From the Alps, Reveal That This Ancient Reptile Lurked on Land and Not ...

While experts know details about its diet, size, and general habitat, the aquatic reptile’s skin characteristics have ...

For more than 150 years, scientists have debated whether Prototaxites—which stood roughly 24 feet tall and 3 feet wide—were ...

Remnants of a bizarre “shark-toothed” aquatic predator that lived alongside dinosaurs were probably forged, according to new research. The fossil possesses highly unusual blade-like teeth ...

Researchers have found a fossilized ancestor of modern seals and sea lions that they say represents an evolutionary step in the organisms' transition from land-dwelling mammals to the aquatic ...

A marine animal snacked on some sea lilies that did not agree with its stomach—and we now know what happened next ...

Skull model flyby. This material relates to a paper that appeared in the Sept. 11 2014, issue of Science Express, published by AAAS. The paper, by N. Ibrahim at University of Chicago in Chicago ...

Columns (left to right) = aquatic fish, transitional tetrapod, and terrestrial tetrapod. Rows = Top: extinct animal silhouettes; Middle: 3D humerus fossils; Bottom: landmarks used to quantified shape.