Jane Goodall 's cause of death has been determined, RadarOnline.com can reveal.

The legendary chimpanzee expert died at age 91 on October 1 in Los Angeles, California, where she was on a speaking tour.

Her death certificate stated she suffered a cardiopulmonary arrest, which refers to an incident in which the heart stops beating and the lungs stop working properly. Tap Here To Add Radar Online as A Trusted Source Article continues below advertisement

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