Fiona Rogers / Hanuman Langur (Semnopithecus entellus) group on temple, Virupaksha Temple, Hampi, Karnataka, India

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) five year old juvenile female, named Fadhila, playing with her three year old brother, named Fifty, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) mother, twenty-three years old, holding less than one day old newborn, Gombe National Park, Tanzania

Fiona Rogers / Southern Plains Gray Langur (Semnopithecus dussumieri) newborn with mother, Jodhpur, Rajasthan, India

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty year old male, named Titan, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty-five year old male, named Faustino, scratching himself, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) five year old infant male, named Gizmo, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) seventeen year old male, named Fudge, hooting, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) thirty-three year old female, named Fanni, with her three week old infant, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) seventeen year old male, named Fudge, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) seven year old juvenile male, named Siri, feeding on vines, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty-five year old female, named Tanga, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) eighteen year old male, named Sampson, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) nineteen year old male, named Zeus, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) seven year old juvenile male, named Siri, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) forty year old female, named Sandi, being groomed by her seven year old juvenile male, named Siri, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) four year old infant male, named Gizmo, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) ten year old juvenile male, named Gimli, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) eighteen year old male, named Sampson, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) four year old infant male, named Gizmo, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) four year old infant male, named Gizmo, Gombe National Park, Tanzania

Fiona Rogers / Hanuman Langur (Presbytis entellus) male on temple, Hampi, Karnataka, India

Fiona Rogers / Hanuman Langur (Presbytis entellus) juvenile, Hampi, Karnataka, India

Fiona Rogers / Hanuman Langur (Presbytis entellus) pair grooming, Hampi, Karnataka, India

Fiona Rogers / Hanuman Langur (Semnopithecus entellus) group on temple, Virupaksha Temple, Hampi, Karnataka, India

Fiona Rogers / Hanuman Langur (Presbytis entellus) females grooming, Hampi, Karnataka, India

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) three year old juvenile male, Gombe National Park, Tanzania

Fiona Rogers / Toque Macaque (Macaca sinica) mothers and newborns, Polonnaruwa, Sri Lanka

Fiona Rogers / Toque Macaque (Macaca sinica) mother and juvenile daughter, Polonnaruwa, Sri Lanka

Fiona Rogers / Toque Macaque (Macaca sinica) females and young, Polonnaruwa, Sri Lanka

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young female, four years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, fourty-one years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, fourty-one years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, thirty-six years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, thirty-six years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young female, three months old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young female, two years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young female, one year old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young male, two years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, twenty-three years old, calling, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young male, two years old, feeding on leaves, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, thrity-six years old, being groomed, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, thirty-six years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young male, two years old, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) young female, one year old, Gombe National Park, Tanzania

Fiona Rogers / Mountain Gorilla (Gorilla gorilla beringei) female, Virunga National Park, Democratic Republic of the Congo

Fiona Rogers / Mountain Gorilla (Gorilla gorilla beringei) silverback, Virunga National Park, Democratic Republic of the Congo

Fiona Rogers / Mountain Gorilla (Gorilla gorilla beringei) female, Virunga National Park, Democratic Republic of the Congo