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A unique Siberian breeding experiment tried to rid wild foxes of their aggressive genes. Was the experiment successful?Key facts
- In 1959, Siberian scientists set up two breeding programs using silver foxes.
- The first breeding program allowed only the tamest individuals in each generation to breed.
- The second breeding program allowed only the aggressive individuals in each generation to breed.
- 50 years on, scientists have isolated the gene responsible for tameness and revealed how selective breeding can affect behavior as well as physical traits.
Transcript
Over the last 50 years, a remarkable experiment has been taking place to see how breeding affects animals' behavior.
In 1959, Siberian scientists set up two breeding programs using silver foxes.
The first experiment was to see how easily foxes could become domesticated.
Scientists selected the tamest foxes and bred them. …
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