Kiska, Marineland's last living orca, is seen at the amusement park in 2012. Tara Walton/Toronto Star via Getty Images hide caption toggle caption Tara Walton/Toronto Star via Getty Images Science Kiska, 'the loneliest whale in the world,' dies at Canada amusement park March 11, 2023 Canada's last captive killer whale died on Thursday at Marineland, according to local media. The orca, who has been in captivity since she was about 3 years old, was 47.