At first glance, cow digestion seems unremarkable: a bit of grass, chewing cud–done. But behind this seemingly simple process lies a highly complex system full of surprises. What happens inside a cow ...

An April 22 Facebook post (direct link, archive link) displays a video of a person reaching into a porthole-like device in a cow's side. "What A Sick World we live in," reads the text overlaid on top ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Colostrum is a nutritious fluid produced by cows (and all mammals, humans included) immediately after ...