The fossil record seems to indicate that the diversity of marine creatures increased and decreased over hundreds of millions of years in step with predator-prey encounters. For decades, there has been ...

Caspian terns feeding on young fish have a significant impact on runs of steelhead in the Columbia River, new research suggests. Caspian terns feeding on young fish have a significant impact on runs ...

Almost all animals eat living things, so in a sense most are predators. We normally restrict the term, though, to cases in which the animal chases and kills its prey. Nevertheless, the models we will ...

A warming planet means a warming ocean. The seas soak up over 90 percent of the heat humanity traps on Earth. Last year, ocean warming reached a record high. "Unfortunately, I think we're going to ...

Abstract: Though predation, productivity (nutrient richness), spatial heterogeneity, and disturbance regimes are known to influence species diversity, interactions between these factors remain largely ...

Only two wolves likely remain on Isle Royale National Park. Additionally, moose have increased, and the high number of calves and low predation rates suggest that the population will continue to boom.