Trail cameras have captured footage of the critically endangered Cross River gorilla, one of the world’s rarest great apes, in Nigeria’s Afi Mountain Wildlife Sanctuary. Cross River Gorillas: The World’s Rarest Great ApeThe Cross River gorilla (Gorilla gorilla diehli), a subspecies of the western gorilla, is the rarest and one of the most critically endangered primates on Earth. Image credit: The Nigerian Conservation Foundation (NCF)The Cross River Gorilla Initiative: A Collaborative Effort for ConservationThe Cross River Gorilla Initiative represents a groundbreaking collaboration between several organizations, including the Wilder Institute, the Nigerian Conservation Foundation (NCF), and the Centre for Biodiversity Conservation Research (CBCR). The Future of Cross River Gorilla Conservation: Challenges and HopeWhile the recent sightings represent a triumph for conservationists and offer a glimpse of hope for the future of the Cross River gorilla, challenges remain. However, the success of the Cross River Gorilla Initiative provides hope.