Dr. Kellie Leigh, the executive director of the not-for-profit conservation organisation Science for Wildlife, and her team, conduct a health assessment on a wild koala joey with its mother close by, as part of The Blue Mountains Koala Project, a population monitoring program spearheaded to plan for koala recovery in the region, in Kanangra-Boyd National Park, the Greater Blue Mountains World Heritage Area, near Jenolan, Australia, September 15, 2020. REUTERS/Loren Elliott SEARCH "KOALAS ELLIOTT" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES