Nemours is seeking dirty diapers for a study that will analyze the bacteria in a baby's poop.

It's a dirty job, but someone's gotta tell you about what's in your child's diapers. Here's a guide to the baby poop changes you'll see over the first year.

Baby poop is a source of great mystery — and often, concern — for many parents. Sometimes it’s green and mushy; other times it’s yellow and seedy. What does it all mean? “Baby poop is ...

Now, before you start licking your baby's diapers, keep in mind that this study had many limitations. It did not show that the bacteria from baby poop could necessarily prevent or alter disease.