New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to ...

Lynne Schafer Gross and Mark McDermott One day circa 1970, a boy in El Segundo looked up at a telephone pole near his home and saw a hawk perched at ...

Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

The woman told Newsweek she planned this trip to Moorea, French Polynesia, as she does yearly, before knowing she was ...

A new study shows that as humpback whale populations recover from past whaling, older males are gaining a major advantage in reproduction. Early in the recovery, breeding groups were dominated by ...

The discovery came as a surprise, because the two species usually prefer to avoid each other and keep a safe distance.

A new investigation revealed the real reason why over 50 pilot whales were stranded and eventually died on a Scottish beach ...

According to a new investigation, the pod attempted to protect a member who was undergoing a difficult birthing experience ...

Members of the Outer Banks Marine Mammal Stranding Network responded to reports of a stranded whale in South Nags Head on Sunday, March 1.