Articles on Cetaceans

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Bottlenose dolphins are social creatures that use whistles and clicks to communicate with each other. Brookfield Zoo Chicago's Sarasota Dolphin Research Program, taken under NMFS MMPA Scientific Research Permit

How dolphins communicate – new discoveries from a long‑term study in Sarasota, Florida

A database of sounds from a community of wild dolphins is proving to be a great resource for researchers studying dolphin communication.
Beluga whales swim in a tank at the Marineland amusement park in Niagara Falls, Ont., in June 2023. Since 2019, 19 belugas, one dolphin and one orca have died at Marineland. THE CANADIAN PRESS/Chris Young

What can whale films tell us about Marineland’s threatened belugas and dolphins?

Whether capturing them on film, containing them in amusement parks, or subjecting them to scientific experiments, our curiosity about whales and dolphins has compelled us to capture them out of the ocean.
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.

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