Add Yahoo as a preferred source to see more of our stories on Google. The humpback whales are back in Pismo Beach and other San Luis Obispo County waters, and people are heading to piers, bluffs and ...

Killer whales off Canada's Atlantic coast continue to be contaminated with dangerously high levels of toxic chemicals that put them at elevated risk of severe immune-system and reproductive problems, ...

They're known as "killer whales," but orcas have a surprisingly soft and even generous side. "Orcas often share food with each other—it's a prosocial activity and a way that they build relationships ...

The incident highlights a much bigger crisis: an estimated 20,000 whales are struck and killed by ships each year.

From land-borne pathogens to high-speed vessel strikes, Pacific whales and dolphins are caught in a "perfect storm" where human-caused trauma and infectious diseases were found in more than 65% of ...

The humpback whales are back in Pismo Beach and other San Luis Obispo County waters, and people are heading to piers, bluffs and their kayaks to get a good look. Cal Fire paramedic/firefighter Todd ...