Upcoming, up on getting together with sexual maturity (eight to 8 days), that they had the last ensure that you assigned a complete tameness get
Belyaev wondered when the trying to find for tameness and you may against violence manage impact from inside the hormonal and you can neurochemical transform, because the conclusion sooner came up off biology. Men and women hormonal and you will chemical compounds changes you will upcoming become accused for the physiology and you may physiology. It could be that new the fresh anatomical variations in domesticated animals was in fact pertaining to the fresh new hereditary change hidden the brand new behavioural temperament having that they picked (tameness and you can reduced aggression). He believed that he may take a look at these types of questions about domestication from the trying to domesticate nuts foxes. Belyaev and his awesome associates got crazy gold foxes (a version of your purple fox) and you will bred all of them https://worldbrides.org/fr/blog/les-femmes-japonaises-aiment-les-hommes-americains/, which have a robust alternatives standards for built-in tameness.
Creating from the a month old, and continuing each month throughout the infancy, the foxes was checked out for their responses so you’re able to an enthusiastic experimenter. While doing so, the fresh experimenters indexed whether the foxes well-known to hold away having most other foxes, or with humans. （更多…）