A new study on blue sharks shows that their movement patterns in the open ocean are closely linked to internal energy stores ...

The return of apex predators such as sharks can restore critical ecological balance to coral reefs, creating healthier ecosystems. New research found a rise in the shark population on Ashmore Reef, ...

The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume?

A new study shows how the disappearance of an apex predator, the great white shark, from South Africa’s False Bay triggered changes throughout the food chain. With the loss of the top predator in the ...

Biologists and ecologists have long wished to gather high-quality data on exactly what the animals they study are eating, but how can such observations be made without disturbing the natural patterns ...

Off the coast of Finnmark, Norway, in the icy waters of the Barents Sea, scientists witnessed a natural spectacle never before documented in such detail. Using advanced acoustic technology, ...

In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on whether the restoration of wolves has impacted the ecosystem. The idea is ...