Compared with a lion, a tiger's roar is often raspier and higher-pitched. In fact, male and female lions produce what scientists call a "roaring bout". Each begins with a series of soft moans, ...

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.

Taronga Zoo is giving you the chance to meet its Sumatran Tigers and help them in the fight against endangerment. Find out ...