Orangutan Rakus is first animal known to treat wound with medicinal plant

For the first time, researchers observed a wild animal treating a wound with a plant known by humans for its medicinal qualities. That's according to a study published Thursday in the journal Scientific Reports. The World's Carol Hills speaks to one of the authors of the study, Isabelle Laumer, a cognitive biologist at the Max Planck Institute of Animal Behavior, who joined the show from Nuremberg, Germany.