The "L pod" traveling from the Pacific Northwest included a months-old calf and a female orca in her 90s.
Marine mammal expert Regina Eisert said she thinks the whale wanted to share its dinner with her.
A Friday mission to feed the orca failed, but food delivery will be attempted again.
Tahlequah has swum hundreds of miles during her grand act of grief.
It's yet another loss for the Pacific Northwest's starving orca population.
“This is one of many examples of what is wrong with captivity."
Dolphins that are adapted to elude killer whales are facing extinction because of something far worse
The tiny Maui's dolphin, whose evolutionary path has out-maneuvered that of the brainiest predator in the ocean - the killer whale - now faces near extinction at the hands of man.
Behold the awesome power of Mother Nature's hierarchy.
In July Deron Verbeck , free-diver and award winning underwater photographer, happened upon a group of pilot whales while on a photoshoot with National Geographic. The adult male carried the corpse of a dead baby, and the group swam by in what Deron called a "heavy and heart wrenching scene":
Footage was taken in the waters off Little Barrier Island.