Thursday, January 10, 2013

lockdown drill


Today in Human Geography class, we got back to business and continued to watch “Guns, Germs, and Steel.” However, we did not get back to this until after the lock down drill. During the lockdown, it got sort of boring just sitting there, though we were whispering quietly during the drill. Once we started the video again, in one part of the video, Jared Diamond did some research on which animals were domesticated. He did this by taking all of the 2,000,000 species on the planet and eliminating animals that weren’t likely to have been tamed. Right off the back he eliminated birds, rodents, and insects because they did not have the muscle power to perform tasks like plowing. He also eliminated similar mammals, such as dogs. Carnivores also got put on this list because you would need to breed other animals to feed the carnivorous ones, thus making them impractical. This narrowed it down to the Herbivores. From here, Jared narrowed it down to just 14 different species. These consisted of cows, sheep, pigs, horses, Bactrian camels, Arabian camels, water buffalo, yaks, goats, and a couple others.

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