A ‘crazy beast’ from the time of dinosaurs belongs to an obscure mammal group

A bizarre fossil provides a better look at a little-known group called gondwanatherians

gondwanatherian

Paleontologists finally have identified an odd fossil found in 1999 as a new species of gondwanatherian — an enigmatic group of mammals that lived in the Southern Hemisphere during the age of dinosaurs.

Andrey Atuchin

The ancient mammal Adalatherium hui is so weird that it eluded classification for over a decade.