ANS 150: Domestication of Animals
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Last updated 1:39 AM on 10/27/25
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6 Terms
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Biological Process
Like genetic selection in that the parent animal becomes isolated from the wild population → leads to genetic drift
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Cultural Process
How animals are integrated into human societies.
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Symbiosis
All conditions of permanent living-together of two different species.
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Dmitry Belyaev
Proposed a hypothesis that the primary factor selected during domestication was a behavioral trait which is called “tamability”.
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Phenotypic Changes
Dwarf and giant breeds
Piebald coat color
Blazed Forehead
Floppy Ears
Curled Tails
Wavy or Curly Hair
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Physiological Changes
Less seasonal breeding
Later development of hearing & sight
Increased fertility
Note 
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