Hippo pods can reach numbers ranging from 80 to 800 members in one pod, guarded by a dominant bull. During the dry season pods often have to share waterways and numbers can reach dangerously high, increasing the likelihood of fights and aggression. This image is from Hippo vs Croc.
Jigokudani, Japan: A young monkey covered in snow looks to see if her sister is close by. Family bonds are critical to snow monkeys. This image is from Wild Japan: Snow Monkeys.
Yosemite National Park, California, USA: Alex Honnold karate chops a flattened hand into thin jams high above the base of Cascade Falls. This image is from Die Trying.
The saltwater crocodile, also known as saltie, estuarine or Indo-Pacific crocodile, is the largest of all living reptiles, as well as the largest terrestrial and riparian predator in the world. The males of this species can reach sizes of up to 7 m (23 ft.) and weigh as much as 2,000 kg (4,400 lb.). Saltwater crocodiles are known for preying on humans. This image is from Wild Australia.