Cyril Ruoso / Mountain Gorilla (Gorilla gorilla beringei) female with her three month old newborn, Parc National Des Volcans, Rwanda

Martin Willis / Mountain Gorilla (Gorilla gorilla beringei) male feeding, Volcanoes National Park, Rwanda

Suzi Eszterhas / Mountain Gorilla (Gorilla gorilla beringei) silverback feeding, Parc National des Volcans, Rwanda

Suzi Eszterhas / Mountain Gorilla (Gorilla gorilla beringei) mother holding five month old twin babies, Parc National des Volcans, Rwanda

Suzi Eszterhas / Mountain Gorilla (Gorilla gorilla beringei) mother holding five month old twin babies, Parc National des Volcans, Rwanda

Thomas Marent / Mountain Gorilla (Gorilla gorilla beringei) silverback, Volcanoes National Park, Rwanda

Gerry Ellis / Mountain Gorilla (Gorilla gorilla beringei) family resting in rainforest, Virunga, Rwanda

Paul Bertner / True Toad (Bufonidae), Nyungwe Forest, Rwanda

Paul Bertner / Froghopper (Cercopidae) nymph in cuckoospit froth, Nyungwe Forest, Rwanda

Paul Bertner / Long-legged Fly (Dolichopodidae), Nyungwe Forest, Rwanda

Paul Bertner / Dwarf Forest Chameleon (Rhampholeon boulengeri), Nyungwe Forest, Rwanda

Paul Bertner / Flatid Planthopper (Flatidae), Nyungwe Forest, Rwanda