Contact: John Delaney
Wildlife Conservation Society
Caption: WCS researcher Deo Kujirakwinja (in center with blue shirt) trains census participants on how to collect data on gorilla nests (at the feet of the group in this image). Researchers calculate gorilla densities using nest counts and dung piles.
Credit: A. Plumptre/Wildlife Conservation Society
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Related news release: Recent census in war-torn DR Congo finds gorillas have survived, even increased