A massive and potentially legendary orca was spotted cruising off the coast of Montauk Monday in what could be the first sighting off Long Island in decades. The beast — possibly the famous Old Thom ...

A routine whale-watching expedition off the coast of Central California turned into an extraordinary front-row seat to one of nature's most aggressive hunting displays. Passengers aboard a Sunday ...

Add Yahoo as a preferred source to see more of our stories on Google. Killer whales are highly intelligent apex predators and have been known to play with their prey and deploy sophisticated tactics ...

Researchers for the first time have documented orcas cooperating to smash their prey. Both instances were captured on video.

Orcas, or killer whales, are deadly and beautiful apex predators. Thousands of blueberries recalled as FDA issues highest risk warning 7 dead after tourist helicopter crashes Why 3,000+ US aircraft ...

Orcas have been filmed using a newly discovered teamwork strategy to smash giant sunfish into thousands of pieces, leaving scientists wondering whether the behavior is for feeding, fun, or both.

Scientists captured video of orcas ramming into sunfish with such force that the fish exploded. The behavior may be for fun as well as for feeding, they report.

Visitors to Ballard Locks Monday racked up some major Pacific Northwest points when they observed a rare sight: Several orcas ...

While one orca holds the tail of a sunfish, another orca rams into it, smashing it to bits. Researchers say the orcas might be playing a game. The heaviest bony fish on the planet, these large, ...

A rare sighting in the waters off our East End on Monday. An orca whale was spotted about 10 miles from Montauk. Campers at the O'Seas Conservation Foundation Shark Camp first saw the marine mammal ...