It's a claim made by Jared Diamond in Guns, Germs, and Steel. Wikipedia has a pretty well cited section on "Behavioural preadaptation"[0] however I can't speak

It's a claim made by Jared Diamond in Guns, Germs, and Steel. Wikipedia has a pretty well cited section on "Behavioural preadaptation"[0] however I can't speak to its accuracy as I haven't read any of the literature. I'd be pretty interested in seeing a domesticatability comparison of the guanaco (wild predecessor of the domesticated llama still in existence today) vs. the zebra. [0] https://en.wikipedia.org/wiki/Domestication_of_animals#Behavioral_preadaption https://en.wikipedia.org/wiki/Domestication_of_animals#Behav...