After consulting with federal authorities, rescuers decided the most humane course of action was to euthanize the whale.

Marine life researchers hope samples taken from a young humpback whale whose body washed ashore at Rexhame Beach in Marshfield on Thursday will offer more information into her cause of death.

Researchers spotted Tahlequah the killer whale swimming with her new calf, J61, on Dec. 20. The baby whale died a little over ...

A small whale washed ashore on Rexhame Beach in Marshfield on Thursday morning. The latest story:What killed the whale that washed up on a Marshfield beach this week? What an expert says It is ...

This is the breathtaking moment a pod of killer whales was spotted in Newport Beach, California. Staff on a boat operated by Davey's Locker Whale Watching first sighted the orcas around 9 am on ...

Two melon-headed whales stranded in December, one on Tybee Island and the other on Sea Island, marking the first documented ...

26 (UPI) --The killer whale that carried her dead calf ... orcas sink sailing yacht near the Strait of Gibraltar Sperm whale beached off coast of Florida confirmed dead "Thank you to all who ...

The bereaved whale mother who made headlines when she heartbreakingly grieved her dead baby for more than two weeks has given birth to a new calf, scientists said. The mama orca, named J35 by ...

Members of the marine mammal rescue group Dolphins Plus Marine Mammal Responder walk with a Pygmy killer whale that was found stranded off the beach at Long Key State Park in the Florida Keys on ...

A Pygmy killer whale — rarely seen in the shallow waters that surround the Florida Keys — was found injured, sick and stranded just off a beach in the island chain on Sunday, a local marine mammal ...