The loss of Tahlequah’s new calf (“ Orca Tahlequah’s new baby dies ,” Dec. 31, Climate Lab) and her all-too-familiar grief ...

Barbara J. King, an anthropology professor at William & Mary College, has spent her career exploring the depth of animals' emotional lives.

Orcas may join parrots and the other animals who can imitate human speech. A study examined a captive orca who is able to ...

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Scientists discovered ancient marine reptiles that reached unprecedented trophic levels. These creatures exceeded today’s top predators.