Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to ...

More than 50 of the mammals, a large species of dolphin, got into difficulty in Lewis in 2023.

In 2022, a Russian whale researcher made a remarkable discovery on Bering Island off Russia's Pacific coast: a severed killer ...

Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might ...

According to a new investigation, the pod attempted to protect a member who was undergoing a difficult birthing experience ...

He helped fight to free the whales known as the Budd Inlet Six. It was the last time orcas were captured in United States ...

A new study shows that as humpback whale populations recover from past whaling, older males are gaining a major advantage in reproduction. Early in the recovery, breeding groups were dominated by ...

Killer whale research occupies a vital space in marine ecology, illuminating the complex interactions between apex predators and their environments. Despite ...

The discovery came as a surprise, because the two species usually prefer to avoid each other and keep a safe distance.

Maine’s catch of lobsters declined for the fourth straight year, state fishing regulators said Friday, as the industry continued to grapple with soaring business costs, inflation and a changing ocean.