Pam in Eureka, California, says that when her mother and grandmother would enter a particularly dark room, they’d remark that it was dark as the inside of a goat. Mark Twain used the phrase dark as the inside of a cow in his book Roughing It...
Kirby in Deer River, Minnesota, an agriculture science and Future Farmers of America advisor, asks whether ruminate as in pondering comes from the cud-chewing done by ruminants. The image fits, but the figurative language is older than modern farm...