Extraordinary tale of scientist parents who adopted a chimpanzee to raise as their baby's SISTER - but bitterly regretted bizarre 'nature versus nurture' experiment on their son after it yielded chilling results
Winthrop and Luella Kellogg conducted the experiment in 1931
They adopted a chimpanzee called Gua who they raised as their baby Donald's sister, teaching her to eat, sleep and walk like a human
The experiment was due to run for five years but was abandoned after the couple began to notice eerie changes in their son's behavior
By Bethan Sexton For Dailymail.Com
Published: 11:42 EST, 20 January 2024 | Updated: 11:45 EST, 20 January 2024
Extraordinary video footage shows how two scientist parents attempted to raise their infant son alongside a chimpanzee as part of a bizarre nature versus nurture experiment in 1931.
Psychologists Winthrop and Luella Kellogg conducted the study on their ten-month-old son Donald and a seven-month-old chimp called Gua at their Florida home.
The couple were attempting to establish if it was possible to educate an ape and teach them to communicate as a human.
But the experiment, which they intended to run for five years, was abandoned after just nine months when the pair noticed chilling changes in the behavior of their son.
In 1931 a scientist couple set out to try and raise their son alongside a chimpanzee to test the limits of nature versus nurture
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