By Brent Jones / Unsplash Remember that scene from “The Jungle Book” movie where Baloo, the friendly, easygoing bear, rubs up against a palm tree while singing “The Bare Necessities”? Well, it turns out that there’s a scientific explanation for this surprising bear behavior. Remember that scene from “The Jungle Book” movie where Baloo, the friendly, easygoing bear, rubs up against a palm tree while singing “The Bare Necessities”? Well, it turns out that there’s a scientific explanation for this surprising bear behavior. Agnieszka Sergiel, an assistant professor at the Institute of Nature Conse…