Medically reviewed by Kumkum S. Patel, MD Black poop, or melena, can happen when there is bleeding in the upper digestive ...

Discover the top causes of black poop like diet, supplements, and gut health conditions, plus the best treatment options ...

Perfumers covet a rare kind of whale poop known as ambergris ... In that time, the mass transforms from a sticky, dung-like substance into a hard, gray chunk. And this is what perfumers covet.

Jennifer Shu, MD, FAAP, Pediatrician The first few stools of a baby's life will be blackish-green and sticky , It's called meconium. After that, most newborns have stools the color and consistency ...