Hippos might seem harmless from a distance, but their poop plays a surprisingly dangerous role in river ecosystems. Here's how this natural waste can choke out fish, alter water quality, and even ...

A family of hippos plays at the banks of Ewaso Ng'iro. Hippopotamus faeces from Mara River has been identified as vital for the survival of major lakes in East Africa due to their unique feeding ...

Few animals look as calm and harmless as a hippo lounging in the water, but appearances can be deceiving. Dangerously so, in ...