Some animal videos are cute and cuddly, but others remind us that nature can be brutal as well as beautiful. An excellent example is this YouTube clip capturing a vicious fight between some lions.

Wildlife videographer and safari guide Rob the Ranger captures the impressive sight of a large male lion protecting his pride and young cubs during a safari expedition.

Lions are the most social among the big cats. While other big cat species may hunt together or live in small family groups, lions form lion prides of 15 to 40 lions. These complex family structures ...

New research from the University of Oxford on wild lions has revealed that males and females experience vastly different changes to their social network throughout their lives, and that this may shape ...

One lioness and two juvenile males are left to defend Xudum Pride territory from intruding lions. Two intruding male lions on patrol slowly enter Xudum Pride territory. With no sign of the pride’s ...

Lions usually know better than to take on a massive white rhino. They are said to know their limitations. But that didn’t stop a trio of lions at Kruger National Park in South Africa from trying. The ...

Two intruding male lions appear in Xudum Pride territory, putting the lion cubs at risk. Intruding males will often kill unrelated lion cubs to establish dominance over the pride. Will the lionesses ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Two male lions ...