The Arctic is home to a growing number of whales and ships, and to populations of sub-Arctic whales that are expanding their territory into newly ice-free Arctic waters.
A pod of nine killer whales died on Wednesday in a rare mass stranding on the New Zealand coast, in a loss conservationists said was a major blow to the local orca population.
Whole genome sequencing has revealed a global fall in the numbers of killer whales during the last Ice Age, at a time when ocean productivity may have been widely reduced, according to researchers at Durham University.
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.
(Phys.org) —A Liverpool John Moores University scientist has revealed that sons are a bigger drain on resources than daughters for pilot whale mothers, but mums are powerless to ease the burden.
The mating roar of a male harbor seal is supposed to attract a partner, not a predator. Unfortunately for the seals, scientists have found evidence that marine-mammal-eating killer whales eavesdrop on their prey. The researchers ...
Killer whales are just one of three species – we're one of the others - that continue to live long after they've stopped reproducing. But scientists still don't know why these three alone evolved this unusual menopausal ...
False killer whales (Pseudorca crassidens) are one of the least studied species of ocean dolphin, but new light has been cast on their behavior by a team of marine scientists from New Zealand. The research, published in Marine ...
New research has revealed the hidden past of crocodiles, showing for the first time how these fierce reptiles evolved and survived in a dinosaur dominated world.
Federal scientists have decided Puget Sound killer whales will remain protected under the Endangered Species Act.