Have you seen viral videos showing dramatic encounters with whales at sea, frequently presented with a boat for scale?

The accompanying footage, captured last week by O’side Whales in Oceanside, Ca., shows a large thresher shark whipping its tail fin above the surface alongside a whale-watching boat, to the delight of ...

A humpback whale was captured on video breaching in the Sacramento River near Rio Vista on Wednesday. Denny Glover said he was fishing with two other people south of the Rio Vista bridge when one ...

A humpback whale was captured on video breaching in the Sacramento River near Rio Vista, California, on Wednesday. Denny Glover said he was fishing with two other people south of the Rio Vista bridge ...

RIO VISTA, Calif. (KGO) -- A humpback whale was spotted in the Delta near the Rio Vista Bridge on the Sacramento River, drawing attention from witnesses who said the animal came close to shore. The ...

Researchers found that humpback whales may experience grief when their calves die after observing a female humpback whale stay with her presumed stillborn calf for an extended period of time. "She ...

YouTube users are reporting that they can only watch videos in 480p resolution. The problem appears to be affecting both free and Premium users. Some say clearing the ...

Crews rushed to rescue a severely entangled minke whale off the waters east of Cape Cod on Tuesday. The 18-foot whale was first seen entangled last Sunday in Cape Cod Bay by recreational fishermen.

It was a sight you'd expect to see in tropical waters, not off the coast of New York City. Massive whale sharks were recently spotted surfacing right next to a boat, turning an ordinary day on the ...

Add Yahoo as a preferred source to see more of our stories on Google. Video has captured humpback whales swimming remarkably close to whale-watching boats during a run of sightings off Newport ...