Edwin Giesbers / Red river hog (Potamochoerus porcus) close up of head, captive

Cyril Ruoso / Eastern Chimpanzee (Pan troglodytes schweinfurthii) , Frodo the dominant male and hunter, eating a Red River Hog (Potamochoerus porcus) piglet with two females begging, Gombe National Park, Tanzania

ZSSD / Red River Hog (Potamochoerus porcus) pair standing face to face, a highly social bush pig, native to Africa

ZSSD / Red River Hog (Potamochoerus porcus) four babies, a highly social bush pig, native to Africa

ZSSD / Red River Hog (Potamochoerus porcus) baby and mother interacting, a highly social bush pig native to West Africa

Ernie Janes / Red river hog (Potamochoerus porcus) portrait, captive, occurs in Congo and Guinea.

Jabruson / Man on bicycle with smoked Red river hog meat (Potamochoerus porcus) talking to ecoguard monitoring bushmeat traffic on Ouesso - Makoua highway near Odzala-Kokoua National Park, Republic of Congo, May...

Jabruson / Man on bicycle with smoked Red river hog meat (Potamochoerus porcus) talking to ecoguard monitoring bushmeat traffic on Ouesso - Makoua highway near Odzala-Kokoua National Park, Republic of Congo, May...

Edwin Giesbers / Red river hog (Potamochoerus porcus) profile portrait, captive

Edwin Giesbers / Red river hog (Potamochoerus porcus) close up of ear, captive

Edwin Giesbers / Red river hogs (Potamochoerus porcus) foraging in mud, captive

Edwin Giesbers / Red river hog (Potamochoerus porcus) captive

Nick Garbutt / Red River Hogs (Potamochoerus porcus) wallowing at Langoue Bai, Ivindo National Park, Gabon, Central Africa.

Rod Williams / Red river hog {Potamochoerus porcus} juvenile female, captive from West and Central Africa

Rod Williams / Wild bushpig / Red river hog, female {Potamochoerus porcus} captive, occurs West Africa

Jabruson / Bush pigs {Potamochoerus porcus} searching mangoire for nuts, Maya Nord Bai, Odzala NP, Congo

Cyril Ruoso / Eastern Chimpanzee (Pan troglodytes schweinfurthii) , Frodo the dominant male and hunter, eating a Red River Hog (Potamochoerus porcus) piglet with two females begging, Gombe National Park, Tanzania

Cyril Ruoso / Eastern Chimpanzee (Pan troglodytes schweinfurthii) , Frodo the dominant male and hunter, with a Red River Hog (Potamochoerus porcus) piglet carcass, Gombe National Park, Tanzania

Sebastian Kennerknecht / Red River Hog (Potamochoerus porcus) male, Lope National Park, Gabon

ZSSD / Red River Hog (Potamochoerus porcus) pair, native to Africa

ZSSD / Red River Hog (Potamochoerus porcus) piglet climbing on resting adult, native to Africa

ZSSD / Red River Hog (Potamochoerus porcus) piglet running, native to Africa

ZSSD / Red River Hog (Potamochoerus porcus) three piglets, native to Africa

Konrad Wothe / Bush Pig (Potamochoerus porcus) running, Africa

ZSSD / Red River Hog (Potamochoerus porcus) piglet trio, a highly social bush pig native to Africa, San Diego Zoo, California

ZSSD / Red River Hog (Potamochoerus porcus) three piglets, native to Africa

ZSSD / Red River Hog (Potamochoerus porcus) piglets running, native to Africa

ZSSD / Red River Hog (Potamochoerus porcus) pair of piglets, highly social bush pig native to Africa and Madagascar

Laurent Geslin / Skull and teeth of Red river hog {Potamochaerus porcus}

Piotr Naskrecki / Red River Hog (Potamochoerus porcus) feeding on aquatic vegetation, Gorongosa National Park, Mozambique

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty year old alpha male, named Ferdinand, feeding on Red River Hog (Potamochoerus porcus) piglet, Gombe National Park, Tanzania