The body of a 79-foot (24-meter) blue whale has washed ashore in California's Marin County and experts are trying to determine why it died.
The blue whale, which uses baleen to filter its prey from ocean water and can reach lengths of over 100 feet, is the largest vertebrate animal that has ever lived. On the list of the planet's most massive living creatures, ...
The great white shark is one of the ocean's most powerful predators, yet it is sometimes prey for orcas that killed several of the formidable creatures off South Africa's coast this month.
Modern whales' ancestors probably hunted and chased down prey, but somehow, those fish-eating hunters evolved into filter-feeding leviathans. An analysis of a 36.4-million-year-old whale fossil suggests that before baleen ...
Environmental campaigners on Wednesday urged the EU to take action against Denmark, accusing officials there of facilitating the traditional annual hunt of pilot whales in the Faroe Islands.
France on Saturday banned the breeding in captivity of dolphins and killer whales under tighter rules that campaigners hope will eventually herald the end of shows involving the animals.
Those endangered North Atlantic right whales cavorting in Cape Cod Bay are fun to watch, but their frolicking doesn't tell the whole story.
Killer whales are on an unprecedented killing spree in California's Monterey Bay, attacking and feeding on gray whale calves, a marine biologist said.
Investigators are probing an unusually high number of humpback whale deaths since 2016 off the US Atlantic Coast, where many appear to have been killed by colliding with boats, officials said Thursday.
Newborn humpback whales and their mothers whisper to each other to escape potential predators, scientists reported Wednesday, revealing the existence of a previously unknown survival technique.