In the wild polar bears are estimated to live 25 to 30 years. Annual adult mortality is estimated to be 8-16%. In captivity a female was still alive at 45 years in old at the Detroit Zoo in 1999.
Status: wild: 25 to 30 years.
Status: wild: 30.0 years.
Status: captivity: 38.2 years.
Status: wild: 25.0 years.
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