What would happen if the fiercest marine predators swapped the salty sea for our freshwater lakes and rivers? It may sound like science fiction, but nature has proven that aquatic adaptability is a ...

On a blue-sky afternoon, kayakers paddle past dozens of sea lions lolling in the sun and make a beeline toward the sea otters lounging on beds of eel grass at Elkhorn Slough on California’s central ...

A study comparing the nutritional demands of killer whales with the caloric content of their prey has startling implications for the potential impact of these large predators on populations of other ...

On a blue-sky afternoon, kayakers paddle past dozens of sea lions lolling in the sun and make a beeline toward the sea otters lounging on beds of eel grass at Elkhorn Slough on California’s central ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Visitors to Tyler's Caldwell Zoo can experience the Amazon habitat and meet the playful giant river otters, Mazaruni and ...

The last time I wrote about otters, I stated that sea otters are in my top 10 list of “most appealing adult mammals.” First, they are engagingly cute, especially when floating on the ocean’s surface ...