Humans evolved to live on land, thus, whenever we enter the water we're at a distinct disadvantage, particularly when it comes to this creature.

By Shreya Dasgupta From fish and turtles, to hippos and crocodiles, about 43% of all known large freshwater animal species ...

Add Yahoo as a preferred source to see more of our stories on Google. Ayoka, 18-year-old mother of pygmy hippopotamus Panya, looks from her stable to the public enclosure. The world's freshwater lakes ...

Add Yahoo as a preferred source to see more of our stories on Google. A giant carp, a critically endangered freshwater fish found in Southeast Asia. Zeb Hogan Over the last half century, populations ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This one-ton turtle once ruled South America’s rivers — ...

At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic food webs. Mosasaurs had long bodies and were related to both snakes and monitor lizards.

One-quarter of freshwater animals are now threatened with extinction, and population declines in fresh waters outpace those in marine and terrestrial systems. Reports of salmonid fish decline are ...

The Mekong giant catfish is an endangered freshwater species. Zeb Hogan. Many people are familiar with the epic migrations of zebras and wildebeest across the Serengeti, but some ...

Freshwater streams, ponds and lakes across the United States are becoming saltier, and new research from the University of Missouri shows the damage may be greater than scientists once thought.

INVZ copy Purchased from the Dr. Frederick M. Bayer Endowment. "Freshwater mollusks, invertebrates that protect themselves with a hard shell, fall into two major categories: gastropods--which have a ...