A female Sumatran orangutan sits in a newly made day nest as her baby plays in the backgroundbr/br/The Sumatran orangutan (Pongo abelii) is Critically Endangered (IUCN) and only found in pockets of the Indonesian island of Sumatra.br/br/Gunung Leuser National Park, Bukit Lawang, Sumatra, Indonesia.br/br/Photo: Andrew Walmsleybr/16/04/14