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Adriaan Kortlandt, Dutch ethologist and biologist (born 1918)

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Adriaan Kortlandt
Dutch ethologist (1918–2009)
Adriaan Kortlandt was a Dutch ethologist. He has been described together with Vernon Reynolds and Jane Goodall as "...one of a trio of pioneers ... who founded field studies of chimpanzees in the 1960s."Source: Wikipedia (CC BY-SA)