Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, ...

A long-term study shows southern Alaska killer whales switch between salmon species and also eat groundfish as seasons and ...

Orcas, or killer whales, are deadly and beautiful apex predators.

In nature, almost nothing is truly wasted. From sloths seeking out unexpected nutrient sources, to African wolves feeding on wildebeest afterbirth, to seabirds stealing meals mid-air, survival often ...

Killer whales can scare white sharks away in the moment, but a 12-year study from South Australia shows that long disappearances from shark hotspots are often just part of the sharks’ natural rhythms.

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, according to a recently ...

Orcas are born with powerful bodies and sharp teeth, but they are not born knowing how to hunt. Here’s why they depend so ...

DEAR JOAN: Recently I noticed mushrooms growing at the base of one of the juniper trees in the backyard. It was interesting, so I took a picture. Related Articles Is Santa Cruz spotted towhee singing ...