3 min read 2-Year-Old Whale Dies At SeaWorld After Living Her Short Life In A Tank

While the exact cause of death is still unknown, early death of beluga whales seems to be becoming a matter of course in captivity. The mortality rate among baby belugas in captivity is 65 percent. Belugas who survive captivity long enough to become adults still don't live long, often dying before reaching 30, unlike their wild counterparts who can live to age 60, though we don't know their average life expectancy.