Crocodiles and hippos are the largest and fiercest denizens of Africa’s freshwater habitats. While they are not natural rivals—they do not compete for the same food, nor do they normally eat each ...

It’s extremely rare for crocodiles and hippos to mingle so closely, but extreme drought forces the animals to behave abnormally. As crocodiles and hippos crowd one of the few remaining waterholes, ...

When hippos and crocodiles clash, the result is more than chaos, it’s evolutionary strategy in motion. Comparative zoologists analyze muscle structure, reaction times, and territorial behavior to find ...

A team from The Wilderness Project is traversing Zambia’s Kafue River by canoe, collecting ecological data as part of a long-term survey. The expedition involves grueling portages over sharp, slippery ...

Hippos and crocs have lived side by side for millennia, but are they cozy bedfellows or arch-enemies? One is a hefty herbivore, the other is the most successful freshwater predator on the planet, so ...