A young humpback whale that died, presumably, after it became trapped in a commercial mussel-farming line off Long Beach, Ca.

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

In 2018, an orca in the Pacific Ocean’s Southern Resident population named Tahlequah refused to let go of her dead calf, ...