An endangered orca found dead off Vancouver Island in Canada earlier this month died after a failed pregnancy caused a bacterial infection, officials said Tuesday.
With two new deaths this year and no new calves since 2012, the population of endangered killer whales in the Puget Sound continues to decline.
A new species of bug, similar in appearance to the common woodlouse, has been found plastered all over a whale carcass on the floor of the deep Southern Ocean.
Norway maintained on Tuesday its quota of previous years to hunt up to 1,286 whales in its waters in 2014, despite whalers repeatedly catching less than the limit.
Researchers have identified a new species of mysterious beaked whale based on the study of seven animals stranded on remote tropical islands in the Indian and Pacific Oceans over the past 50 years.
The federal government wants Lolita - the orca snared 44 years ago in Penn Cove by whale hunters who sold her to a Florida aquarium - protected under the Endangered Species Act.
The first comprehensive genetic study of humpback whale populations in the North Pacific Ocean has identified five distinct populations – at the same time a proposal to designate North Pacific humpbacks as a single "distinct ...
In a paper published in Nature Genetics, researchers from Korea Institute of Ocean Science and Technology, Korea Genome Research Foundation, BGI, and other institutes presented the first high-depth minke whale genome and ...
A European project has recorded the first ever documented hybridisation - offspring resulting from cross-breeding - between species of cetaceans, an order of marine mammals that include whales, dolphins and porpoises. The ...
Japan's hunts of smaller whales, dolphins and porpoises threaten some species with extinction, an environmental group said Thursday.