Hawaii’s coastal waters are known for humpback whales, spinner dolphins and monk seals, but killer whales rarely make the ...

Boat captains off the Northumberland coast have spotted killer whales more times in the past two years than in living memory, ...

Whale watchers in Madeira captured the astonishing moment orcas took down the deep-diving marine mammal. The predatory behavior had never been documented in the region. A pygmy sperm whale was ...

A new study says West Coast transient killer whales, also known as Bigg's killer whales, are now being seen in the inside waters of Vancouver Island for about 250 days a year on average.