Livestock have contributed to human society in a number of ways, both good and bad. "Guns, Germs, and Steel" chapter Lethal Gift of Livestock dealt with some of the negative consequences of keeping livestock in such close proximity. Also, it considered what diseases are, and why they make us ill. As well as why diseases have been spread more effectively in highly populated settings and as a result of the development of agriculture. It also …showed first 75 words of 785 total…

…showed last 75 words of 785 total…infect humans. I also learned about the spread of disease to the Americas. I could not believe the incredible numbers of natives that were killed as a result of epidemics. I knew lots of people died, but not numbers such as in Mexico where the population dropped for 20 million to about 1.6 million. Overall I enjoyed the chapter and would consider reading more or even the rest of the book, if I didn't have organic chemistry.