Washington state and federal wildlife officials, tribes and a nonprofit are using new tools in an intensive research project ...

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 ...

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 ...

In the largest predation event ever recorded, researchers observed capelin shoaling off the coast of Norway, where a swarm of cod overtook them, consuming over 10 million fish in a few hours. The team ...

Behavioral Ecology and Sociobiology, Vol. 62, No. 10 (Aug., 2008), pp. 1655-1663 (9 pages) Insect larvae increase in size with several orders of magnitude throughout development making them more ...

Famously, killer whales have been documented at length targeting white sharks in South Africa, resulting in a mass exodus of sharks from the area and triggering ecological cascades. These events have ...

Research has confirmed killer whales were responsible for bite wounds on a dead white shark that washed up on a beach near Portland, Victoria. It is the first killer whale predation on a white shark ...

A new UNSW-led global meta-analysis shows that PFAS concentrations can double at every step up the food chain, leaving top predators—and humans—potentially exposed to higher chemical loads. Golden ...