In 2018, a study made headlines when it found that a captive orca, or killer whale, was able to imitate human speech. The ...

The sighting of a baby killer whale in British Columbia has given researchers a sign of hope for the endangered species, ...

The geriatric killer whale could soon return to the waters off ... having outlived her tank-mate Hugo. He died of a brain aneurysm in 1980 after repeatedly hitting his head against his enclosure.