Have you ever seen a hippo get its teeth brushed? This video from CGTN Español shows how a zookeeper cleans the teeth of a very cooperative hippo. The friendly hippo keeps its massive mouth open for ...

Hippos' huge tusks and wide gape restrict grinding jaw movements, making their chewing inefficient, according to a new study. Hippos' huge tusks and wide gape restrict grinding jaw movements, making ...

Add Yahoo as a preferred source to see more of our stories on Google. Hippo underwater, hippopotamus in water through glass© Lena Ivanova/Shutterstock.com The post Inside the World of the Hippopotamus ...

A new aerial survey shows that the hippo population in Virunga National Park in the Democratic Republic of Congo will soon be extinct due to rampant poaching for hippo teeth and meat. Gland, ...

Most importantly, common hippos have interlocking upper and lower front teeth which almost completely prevent side-to-side motion. Video footage and wear analysis confirmed that pygmy hippos use a ...

The hippopotamus is one of the most recognizable animals on the planet. With their tiny ears, enormous heads, and stocky bodies, they look unlike any other mammal on Earth. Native to sub-Saharan ...

Hippos' huge tusks and wide gape restrict grinding jaw movements, making their chewing inefficient, according to a study by Annika Avedik and Marcus Clauss at the University of Zurich, Switzerland ...