Wolves serve a vital role in land-based ecosystems; as apex predators, they help to keep prey species numbers under control ...

Alaska’s wolves are turning to the ocean for food, hunting sea otters and revealing how ecosystems overlap at the coast.

As surfer-otter run-ins continue, researchers say people, not otters, are responsible. Human development has left Santa ...

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 ...

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 ...