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Cow jokes 13
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| A Colorado State University animal nutrition professor named Donald Johnson has been studying cow flatulence for 20 years, and has determined that the average cow emits 200 to 400 quarts of methane gas PER DAY, resulting in a total annual world cow methane output of 50 million metric TONS! Don't light a match around a cow and never allow a cow inside your sleeping bag!! |
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