A machine learning analysis of wild lion audio reveals they have two roar types, not one. This insight might help detect where lions are declining.

Compared with a lion, a tiger's roar is often raspier and higher-pitched. In fact, male and female lions produce what ...

After fighting intruders, the dominant male lions disappear, leaving their family exposed. A fight with intruders leaves the lion pride males injured and the mothers with cubs vulnerable to attack.