Section 2 of State of the Apes: Killing, Capture, Trade and Conservation examines broad issues that affect great ape and gibbon conservation and survival around the world.
Chapter 7 features an overview of the population status of apes in the wild, a history of ape surveillance methods and a deep consideration of the relevance of evidence-based approaches to conservation.
Chapter 8 reports on the fight for personhood and rights for nonhuman animals, as well as the status of apes in captivity. Presenting updated population estimates for apes across their ranges, the Abundance Annex builds on data provided in previous volumes of the series, offering a more current and comprehensive view of population trends and patterns.