832-404798 - Western lowland gorilla (Gorilla gorilla gorilla), female, Loango National Park, Parc National de Loango, Ogooué-Maritime Province, Gabon, Africa

832-404797 - Western lowland gorilla (Gorilla gorilla gorilla), female, Loango National Park, Parc National de Loango, Ogooué-Maritime Province, Gabon, Africa

832-404796 - Western lowland gorilla (Gorilla gorilla gorilla), female, Loango National Park, Parc National de Loango, Ogooué-Maritime Province, Gabon, Africa

860-291579 - Western lowland gorilla (Gorilla gorilla gorilla) in tree. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

860-291578 - Western lowland gorilla (Gorilla gorilla gorilla) silverback with 2 youngsters in Marantaceae forest. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

860-291577 - Western lowland gorilla (Gorilla gorilla gorilla) in Marantaceae forest. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

860-291576 - Western lowland gorilla (Gorilla gorilla gorilla) in Marantaceae forest. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

832-401023 - Chimpanzee (Pan troglodytes), River Gambia National Park, Gambia, Africa

832-401022 - Chimpanzee (Pan troglodytes), River Gambia National Park, Gambia, Africa

832-401021 - Chimpanzee (Pan troglodytes), River Gambia National Park, Gambia, Africa

832-399012 - Gorillas (Gorilla) portrait, Munich, Bavaria, Germany, Europe

832-399011 - Gorillas (Gorilla) portrait, Munich, Bavaria, Germany, Europe

832-398288 - Chimpanzee on Baboon Island, River Gambia National Park, Gambia, West Africa, Africa

860-291235 - Portrait of lowland gorilla (Gorilla gorilla gorilla), Republic of the Congo

860-291238 - Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

860-291171 - Female chimpanzee (Pan troglodytes) with a babies on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291402 - Bornean orangutan (Pongo pygmaeus) juvenile playing in tree, Tanjung Puting National Park, Central Kalimantan, Indonesia

860-291239 - Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

860-291241 - Big male gorilla (Gorilla gorilla gorilla) is standing on a dry branch of a tree in the jungle. Republic of the Congo.

860-291219 - Dominant male mountain gorilla (Gorilla beringei beringei) in rainforest. Uganda. Bwindi Impenetrable Forest National Park.

860-291163 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291403 - Bornean orangutan (Pongo pygmaeus) juvenile playing in tree, Tanjung Puting National Park, Central Kalimantan, Indonesia

860-291168 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291173 - Big male of chimpanzee (Pan troglodytes) on mangrove branches. Republic of the Congo. Conkouati-Douli Reserve.

860-291166 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291174 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291237 - Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

860-291165 - Portrait of a baby chimpanzee (Pan troglodytes). Republic of the Congo. Reserve Conkouati-Douli.

860-291236 - Portrait of lowland gorilla (Gorilla gorilla gorilla), Republic of the Congo

860-291167 - Chimpanzees (Pan troglodytes) are sitting on mangrove branches Republic of the Congo. Conkouati-Douli Reserve.

860-291170 - Female chimpanzee (Pan troglodytes) with a babies on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291240 - Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

860-291164 - Baby chimpanzee (Pan troglodytes) on mangrove branches. Republic of the Congo. Conkouati-Douli Reserve.

860-291172 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291169 - Chimpanzee (Pan troglodytes) is sitting on mangrove branches. Republic of the Congo. Conkouati-Douli Reserve.

860-290992 - Young Sumatran Orangutan (Pongo abelii), North Sumatra

860-290989 - Sumatran Orangutan (Pongo abelii) and young with Durian, North Sumatra

860-290991 - Portrait of Sumatran Orangutan (Pongo abelii), North Sumatra

860-290990 - Sumatran Orangutan (Pongo abelii), North Sumatra

860-290988 - Sumatran Orangutan (Pongo abelii) and young with Durian, North Sumatra

860-290811 - Tapanuli orangutan (Pongo tapanuliensis) female eating fruits, Batang Toru, North Sumatra

860-290796 - Sumatran Orangutan (Pongo abelii) Female and young crossing canopy, Gunung Leuser National Park, North Sumatra

860-290812 - Tapanuli orangutan (Pongo tapanuliensis) female eating fruits, Batang Toru, North Sumatra

860-290795 - Sumatran Orangutan (Pongo abelii) male eating fruits in tree, Gunung Leuser National Park, North Sumatra

860-290813 - Tapanuli orangutan (Pongo tapanuliensis) male, Batang Toru, North Sumatra

860-290859 - Bornean Orangutan (Pongo pygmaeus pygmaeus) male, Central Kalimantan, Indonesia

860-290794 - Sumatran Orangutan (Pongo abelii) male, Gunung Leuser National Park, North Sumatra

860-290792 - Sumatran Orangutan (Pongo abelii) male on ground, Gunung Leuser National Park, North Sumatra

860-290793 - Sumatran Orangutan (Pongo abelii) male, Gunung Leuser National Park, North Sumatra

860-290860 - Bornean Orangutan (Pongo pygmaeus pygmaeus) male, Central Kalimantan, Indonesia

860-290861 - Bornean Orangutan (Pongo pygmaeus pygmaeus) male, Central Kalimantan, Indonesia

832-395569 - Squirrel monkey looking straight ahead, South American little ape squirrel monkey looking for something (Callicebus) known as squirrel monkey

860-289767 - A Chimpanzee (Pan troglodytes) looks on in Uganda.

860-289764 - The hand of a young Mountain Gorilla (Gorilla beringei beringei) in Uganda.

860-289780 - The hand of a Chimpanzee (Pan troglodytes) in Uganda.

860-290202 - Mountain gorilla (Gorilla gorilla berengei), Uganda

860-289766 - A Mountain Gorilla (Gorilla beringei beringei) looks on in Uganda.

860-289765 - The hand of a Chimpanzee (Pan troglodytes) in Uganda.

860-289768 - A Mountain Gorilla (Gorilla beringei beringei) looks on in Uganda.

832-390508 - Bonobo, pygmy chimpanzee (Paniscus), adult, female, mother, young, nursing, social behaviour, endangered species, captive

832-390515 - Western gorilla (Gorilla gorilla), adult, female, captive

832-390509 - Bonobo, pygmy chimpanzee (Pan Paniscus), adult, female, mother, young, social behaviour, carries young, endangered species, captive

832-390513 - Western gorilla (Gorilla gorilla), adult, male, portrait, captive

832-390514 - Western gorilla (Gorilla gorilla), adult, male, captive

860-288228 - Borneo Orangutan (Pongo pygmaeus pygmaeus) portrait of young against the light, Tanjung Puting National Park, Indonesia

860-288229 - Borneo Orangutan (Pongo pygmaeus pygmaeus) portrait of female and her young, Tanjung Puting National Park, Indonesia

860-287419 - Bornean orangutan (Pongo pygmaeus pygmaeus), Adult female with a baby, detail, Tanjung Puting National Park, Borneo, Indonesia

860-287418 - Bornean orangutan (Pongo pygmaeus pygmaeus), Adult female with a baby, Tanjung Puting National Park, Borneo, Indonesia

860-287329 - Orang utan (Pongo pygmaeus) with young, Tanjung Puting, Kalimantan, Indonesia

860-287403 - Chimpanzee (Pan troglodytes) rests in the rainforests of Africa.

860-287326 - Portrait of young Orang utan (Pongo pygmaeus), Tanjung Puting, Kalimantan, Indonesia

860-287322 - Orang utan (Pongo pygmaeus) with young on riverbank, Tanjung Puting, Kalimantan, Indonesia

860-287321 - Portrait of Orang utan (Pongo pygmaeus) with young, Tanjung Puting, Kalimantan, Indonesia

860-287323 - Orang utan (Pongo pygmaeus) with young crossing a river, Tanjung Puting, Kalimantan, Indonesia

860-287390 - Chimpanzee (Pan troglodytes). An old male Chimp rests in the early morning sun in the rainforests of Uganda.

860-287328 - Orang utan (Pongo pygmaeus) with young, Tanjung Puting, Kalimantan, Indonesia

860-287324 - Orang utan (Pongo pygmaeus) with young crossing a river, Tanjung Puting, Kalimantan, Indonesia

860-287327 - Orang utan (Pongo pygmaeus) with young, Tanjung Puting, Kalimantan, Indonesia

860-287325 - Orang utan (Pongo pygmaeus) with young on a branch, Tanjung Puting, Kalimantan, Indonesia

860-287185 - A stunning Chimpanzee (Pan troglodytes) rests in the rainforests of Africa.

746-68668 - Gorilla gorilla, Western Gorilla

832-368134 - Western Lowland Gorilla (Gorilla gorilla gorilla), juvenile, native to Africa, in captivity, Netherlands, Europe

832-373675 - Western Gorilla (Gorilla gorilla), adult, male, silverback, Africa

832-374057 - Western Lowland Gorilla (Gorilla gorilla), juvenile, captive, Florida, USA, North America

832-368128 - Western Lowland Gorilla (Gorilla gorilla gorilla), female with young, native to Africa, in captivity, Netherlands, Europe

832-372976 - Habituated group of mountain gorillas (Gorilla beringei beringei), Bwindi Impenetrable Forest National Park, being studied by scientists from the Max Planck Institute for Evolutionary Anthropology Leipzig, image showing "Happy", male baby, born September

832-372977 - Habituated group of mountain gorillas (Gorilla beringei beringei), Bwindi Impenetrable Forest National Park, being studied by scientists from the Max Planck Institute for Evolutionary Anthropology Leipzig, image showing "Matu", female, Ruhija, Uganda, Afr

832-373676 - Western Gorilla (Gorilla gorilla), adult, female, Africa

832-367871 - Western Lowland Gorilla (Gorilla gorilla gorilla), male, silverback, African species, captive, North Rhine-Westphalia, Germany, Europe

832-367875 - Western Lowland Gorilla (Gorilla gorilla gorilla), portrait, African species, captive, Florida, USA

832-373857 - Chimpanzee (Pan troglodytes troglodytes), young, Singapore, Asia

832-368135 - Western Lowland Gorilla (Gorilla gorilla gorilla), juvenile, native to Africa, in captivity, Netherlands, Europe

832-368989 - Western Lowland Gorilla (Gorilla gorilla gorilla), mother and baby, captive, African species, zoo animals, Lower Saxony, Germany, Europe

832-367864 - Chimpanzee (Pan troglodytes), chimp, juvenile, African species, captive, Germany, Europe

832-374851 - Western Lowland Gorilla (Gorilla gorilla gorilla), silver back and female, Virunga National Park, Congo, Africa

832-372975 - Habituated group of mountain gorillas (Gorilla beringei beringei), Bwindi Impenetrable Forest National Park, being studied by scientists from the Max Planck Institute for Evolutionary Anthropology Leipzig, image showing "Thursday", female baby, born Septe

832-373861 - Chimpanzee (Pan troglodytes troglodytes), adult, Singapore, Asia

832-368988 - Western Lowland Gorilla (Gorilla gorilla gorilla), mother and baby resting, captive, African species, zoo animals, Lower Saxony, Germany, Europe

832-373862 - Chimpanzee (Pan troglodytes troglodytes), adult, Singapore, Asia

832-372181 - Chimpanzee (Pan troglodytes), hooting, Chimfunshi Wildlife Orphanage, Zambia, Africa