Why do killer whales (orcas) in captivity kill humans, whereas this doesn't happen in the wild? Federal hearings on the safety of keeping killer whales in captivity began this week, convened by the ...

Add Yahoo as a preferred source to see more of our stories on Google. Katrina, a killer whale in captivity for most of her 50 years, including 40 years at SeaWorld Orlando, has died. Photo by Erik S.

SeaWorld announced Sunday that one of its killer whales, Katina, has died at the age of 50 after a decline in her health. The park said Katina passed away surrounded by animal care and medical staff ...