Japanese officials said the pod of orcas had managed to "escape safely" from a perilous ice trap.
A 41-million-year-old basilosaurid named for King Tut is a mere 8 feet long.
The gargantuan creature, weighing upwards of 750,000 pounds, may have sat in shallow waters, scavenging carcasses 39 million years ago.
Russia's military is bolstering its presence in the Sevastopol port in Crimea by doubling its dolphin pens.
Richard Harris and Charlotte Rampling encounter tragedy at sea in the schlocky but suddenly timely Jaws rip-off.
In the wake of killer whales sinking a yacht off the coast of Spain, members of the species have been gathering near rich person hotspots. Billionaires beware.
A group of orcas damaged a sailing boat off the coast of Spain, straying from their historically peaceful nature.
A group of Nantucket residents tried to get the first major U.S. offshore wind project shut down with dubious whale protection claims. The court said no.
In one national park, staff are collecting corpses of dolphins. They're among the many environmental casualties of Russian missiles.
She's spent a half-century at an amusement park. Soon, one of the world's most iconic orcas will return to her native habitat.
Scientists spotted an orca raising a whale calf. It's either a heartwarming adoption tale or a case of cetacean abduction.
Environmental groups argue that recent whale deaths aren't related to wind farm development off the coast.
Researchers found that some dolphin brains show signs of Alzheimer's, though it's not clear whether the animals experience similar symptoms.
There are only 73 orcas left in the Salish Sea. One city council thinks they should have special legal protections.
Plus an interview with the author, Daniel Kraus, about how he developed this Jonah-and-the-Whale thriller.
Killer whales near South Africa have been making a meal of one of the ocean’s apex predators.
Close-up videos show military dolphins chowing down on seafood.
This isn't the first time the marine mammals have been recruited by the Russian army.
Seaquarium says the dolphin attacked after an accidental scratch, but a former trainer claims poor animal welfare may have played a role.
The orcas, mostly females, attacked the blue whales in coordinated attacks and feasted upon their gigantic tongues.
