A koala moved quickly out of a caretaker’s arms and up into a tall eucalyptus tree, while wildlife care specialists looked on. This koala is a member of an important group of the species that returned to their home in the Blue Mountains of Australia this past weekend. 

Best-selling author Chelsea Clinton will present her new children’s book, Don’t Let Them Disappear: Twelve Endangered Species Across the Globe, at a special event and book signing May 23, 2019 at the San Diego Zoo.