Eric Baccega / Mountain gorilla (Gorilla beringei beringei) juvenile female stretching hand out towards camera, member of the Kabirizi group, Virunga National Park, North Kivu, Democratic Republic of Congo, Africa,...

Christophe Courteau / Lava Lake at night in the crater of Nyiragongo Volcano, Virunga National Park, North Kivu Province, Democratic Republic of Congo. September 2015.

Christophe Courteau / Lava Lake at night in the crater of Nyiragongo Volcano, Virunga National Park, North Kivu Province, Democratic Republic of Congo. September 2015.

Christophe Courteau / Steam rising from the crater of Nyiragongo Volcano. Virunga National Park, North Kivu Province, Democratic Republic of Congo. September 2015.

Jabruson / Mummified infant Chimpanzee (Pan troglodytes) a relic from research from 1959, amongst old laboratory paraphernalia and assorted zoological specimens. CRSN (Centre de Recherche en Sciences Naturelles...

Jabruson / Eastern gorilla (Gorilla beringei beringei) confiscated juvenile recovered by National Park authorities from poachers, awaiting release to the wild in wooden crate, with hand reaching out, Djomba, Vir...

Jabruson / Eastern gorilla (Gorilla beringei beringei) juvenile confiscated from poachers by national park authorities from poachers, awaiting release to the wild in wooden crate, Djomba, Virunga National Park,...

Jabruson / Young Chimpanzee in fruiting fig tree (Pan troglodytes schweinfurthii) Tongo, Virunga National Park, Kivu, Democratic Republic of Congo

Christophe Courteau,Christophe Courteau / Villagers walking along a road during a heavy rain shower, Virunga National Park, North Kivu Province, Democratic Republic of the Congo, August 2010.

Jabruson / Eastern lowland gorilla feeding in tree {Gorilla beringei graueri} Lake Kivu, Democratic Republic of the Congo

Eric Baccega / Mountain gorilla (Gorilla beringei beringei) silverback male pushing a guard from the ICCN (Congolese Institute for the Conservation of Nature) away, member of the Humba group, Virunga National Park,...

Eric Baccega / Mountain gorilla (Gorilla beringei beringei) silverback male, portrait, member of the Munyaga group, Virunga National Park, North Kivu, Democratic Republic of Congo, Africa, Critically endangered.