Lions, tigers, bears and even loyal pups and playful kitties all come from the same line of carnivorous mammals, a lineage whose origins are lost in time. It wasn't dreadful," said study researcher Floréal Solé, a paleontologist at the Royal Belgian Institute of Natural Sciences in Brussels. "It is one of the oldest carnivorous mammals which is related to present-day carnivores," Solé told LiveScience. All modern carnivores descend from a single group, one of four groups of carnivorous mammals found in the Paleocene and Eocene periods, Solé said.
233 total views, 1 today