This harrowing footage shows a lonely killer whale circling its tank and thrashing around, having outlived its friends and offspring. Kiska, dubbed the "world's loneliest orca," circled the perimeter ...

In the battle of killer whale vs. shark, one of these two apex predators has a decided advantage, and this holds true even if you narrow it to the fiercest of shark the species, the great white.

The geriatric killer whale could soon return to the waters off the coast of the Pacific Northwest, the region where Lolita's mother reportedly still lives Anna Lazarus Caplan is a writer-reporter for ...