A collaborative team of researchers has identified two previously unknown circoviruses in short-finned pilot whales and orcas ...

Whale watchers in Madeira captured the astonishing moment orcas took down the deep-diving marine mammal. The predatory behavior had never been documented in the region. A pygmy sperm whale was ...

Marine mammals aren’t “immune from the burden” of toxic forever chemicals, even if they live below the ocean’s surface. New research published in Science of the Total Environment has raised alarm ...

As the whale watching boat slowly approached, the passengers saw something strange in the water—an 80-foot cloud of red-brown liquid. Just minutes later, an orca hurled a small whale into the air.

Rare tusked whales have been identified and photographed alive at sea for the first time following a herculean research effort off the shores of Mexico, a new study finds. The newly-sighted cetaceans ...

Explore the remarkable similarities and differences between sperm whales and giant squid, from size and behavior to diet and ...

Humpback whales were spotted feeding on a giant bait ball of anchovies off the coast of San Diego, a rare sight in Southern ...

For the first time, scientists have photographed and genetically confirmed live Ginkgo-toothed Beaked Whales – a species previously known only from stranded animals – showing just how little we knew ...