Eurasia ended up with the most domesticated animal species in part because it's the world's largest land mass and offered the most wild species to begin with.
Jared DiamondI decided that now is the time to start doing the things that really interest me and I find important. It was in the 10 years of the MacArthur grant that I began working on my first book... and I began putting more work into environmental history.
Jared DiamondRhino-mounted Bantu shock troops could have overthrown the Roman Empire. It never happened.
Jared Diamond