At this zoo, picking up poop is a serious job. See what scientists are learning from fecal samples. http://on.natgeo.com/29MC8Oj | National Geographic

866K views · 426 reactions | Scientists answer a quirky question about the physics of mammal poop: Why do wombats have cube-shaped feces? Watch "Secrets in the Scat" on the PBS Video app or online now: https://to.pbs.org/3I3vzTC | NOVA l PBS | Facebook

Nemo was in rough shape when we found him. His front paws were malformed, likely due to a combination of poor nutrition and a high number of parasites, making it impossible for him to walk normally. He underwent extensive treatment and was hospitalized for several days as his condition was critical. But in the end, Nemo’s determination and fighting spirit helped him survive and recover. | Grew Up In The 50s, 60s, 70s & 80s