Jack London covers this in White Fang. Domestication happened when men learned to control fire.
Basically, wolves became dogs when they smelled cooked meat and allowed themselves to be trained.
Awesome book btw. If you haven t read it, it's worth taking the time.
Only read abridged child's version as a lad. Had a customers dog, only second time meeting, kept trying to hug me yesterday, while he growled at my stand in partner
Ill have to check that out
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