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Articles on Cetaceans

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A group of tagged minke whales forage off the coast of the West Antarctic Peninsula. Duke Marine Robotics and Remote Sensing. Taken under NMFS permit #23095.

Minimum viable whale: Antarctic minke whales may be as small as a krill-eating filter feeder can get in our modern oceans

Antarctic minke whales are elusive and hard to track – but a new study of their behaviour offers clues to their evolution and the limits of their filter-feeding behaviour.
Over 100,000 narwhals swim the Earth’s Arctic waters. Kristin Laidre

Meet the narwhal, ‘unicorn of the sea’

The long tusk of the male narwhal earned these whales their fanciful nickname. But there’s more to these Arctic mammals than their unique spiral tooth.
A bottlenose dolphin leaping from the ocean in Panama. Christian Wittman/Shutterstock.com

Researchers find pathological signs of Alzheimer’s in dolphins, whose brains are much like humans’

Researchers have found evidence of the same brain pathologies in dolphins that are present in the brains of humans who died with Alzheimer’s. What might this suggest about Alzheimer’s in humans?

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