ナショナルジオグラフィックさんのインスタグラム写真 - (ナショナルジオグラフィックInstagram)「In Gabon's Loango National Park, researchers observed a sight rarely seen in nature: chimpanzees applying insects to their injuries. The behavior—a unique demonstration of potentially advanced cultural activity—suggests that the primate species may have developed longstanding health-related behaviors that are shared among members of tight-knit groups. See the photos of this rare behavior and learn more at the the link in bio. Photograph by Roland Hilgartner」7月15日 3時30分