Getty Images
MS Orang utan mother and child eating / Bukit Lawang, North Sumatra, Indonesia
MS Orang utan mother and child eating / Bukit Lawang, North Sumatra, Indonesia
Getty Images
MS Orang utan juvenile in tree eating / Bukit Lawang, North Sumatra, Indonesia
MS Orang utan juvenile in tree eating / Bukit Lawang, North Sumatra, Indonesia
Getty Images
Chimpanzees, Pan troglodyte, baby sits looking at hands, leans backwards out of view, CU, Israel
Chimpanzees, Pan troglodyte, baby sits looking at hands, leans backwards out of view, CU, Israel
Getty Images
MS Woolly Monkey swinging from branches, South America
MS Woolly Monkey swinging from branches, South America
Getty Images
MS Orang utan in tree / Bukit Lawang, North Sumatra, Indonesia
MS Orang utan in tree / Bukit Lawang, North Sumatra, Indonesia
Getty Images
MS Orang utan in tree moving / Bukit Lawang, North Sumatra, Indonesia
MS Orang utan in tree moving / Bukit Lawang, North Sumatra, Indonesia
Getty Images
Young baboon nervously crosses water; with audio, Kenya
Young baboon nervously crosses water; with audio, Kenya
Getty Images
MS pan right across group of Hanuman Langurs, Semnopithecus entellus, sitting on tree branches, Bandhavgarh National Park, India
MS pan right across group of Hanuman Langurs, Semnopithecus entellus, sitting on tree branches, Bandhavgarh National Park, India
Getty Images
Chimpanzees, Pan troglodyte, portrait as mother hugs baby son, MS, Israel
Chimpanzees, Pan troglodyte, portrait as mother hugs baby son, MS, Israel
Getty Images
MS Hanuman Langurs, Semnopithecus entellus, drinking from lake, Bandhavgarh National Park, India
MS Hanuman Langurs, Semnopithecus entellus, drinking from lake, Bandhavgarh National Park, India
Getty Images
MS Hanuman Langur, Semnopithecus entellus, sitting on tree branch, Bandhavgarh National Park, India
MS Hanuman Langur, Semnopithecus entellus, sitting on tree branch, Bandhavgarh National Park, India
Getty Images
MS Orang utan head turn / Bukit Lawang, North Sumatra, Indonesia
MS Orang utan head turn / Bukit Lawang, North Sumatra, Indonesia
Getty Images
MS Orang utan eating / Bukit Lawang, North Sumatra, Indonesia
MS Orang utan eating / Bukit Lawang, North Sumatra, Indonesia
Getty Images
MS Orang utan moving in tree / Bukit Lawang, North Sumatra, Indonesia
MS Orang utan moving in tree / Bukit Lawang, North Sumatra, Indonesia