10 Things You Didn't Know About Babies

Their first poop doesn't stink.

The black, tar-like stuff called meconium is made up of mucus, fluid from the womb, and anything else they digested while inside mom. But it doesn't yet have the gut bacteria that make poop smelly. As soon as you start feeding a baby, bacteria will start colonizing their intestines. After a day or so, bowel movements become green, yellow, or brown -- with that familiar odor. baby blue prom dress