In case you needed more evidence of my puerility (is that a word?)...
"A simple mathematical model suggests that the microbes living in sauropod dinosaurs may have produced enough methane to have an important effect on the Mesozoic climate," said Dave Wilkinson of Liverpool John Moores University."Indeed, our calculations suggest that these dinosaurs could have produced more methane than all modern sources — both natural and man-made — put together."
via www.mnn.com
Of course, fart jokes are welcome in the comments.