Jen Guyton / East African black mud turtle (Pelusios subniger) in seasonal pond. Gorongosa National Park, Mozambique. Cropped image

Jen Guyton / East African black mud turtle (Pelusios subniger) in seasonal pond. Gorongosa National Park, Mozambique. Cropped image

Jen Guyton / East African black mud turtle (Pelusios subniger) in seasonal pond. Gorongosa National Park, Mozambique. Cropped image

Jen Guyton / East African black mud turtle (Pelusios subniger) in seasonal pond. Gorongosa National Park, Mozambique. Cropped image

Cyril Ruoso / South American river turtle (Podocnemis expansa) Pacaya-Samiria National Reserve, Amazon, Peru.

Cyril Ruoso / Matamata turtle (Chelus fimbriatus) with neck extended, Pacaya-Samiria National Reserve, Amazon, Peru.

Christophe Courteau / Giant South American turtle (Podocnemis expansa) captive babies in a Breeding and Re-introduction Cente, at Hato El Cedral. Llanos. Venezuela.

Christophe Courteau / Giant South American turtle (Podocnemis expansa) captive babies in a Breeding and Re-introduction Center, at Hato El Cedral. Llanos. Venezuela.

Christophe Courteau / Giant South American turtle (Podocnemis expansa) baby held in human hand. Captive in a Breeding and Re-introduction Center , at Hato El Cedral. Llanos. Venezuela.

Christophe Courteau / Giant South American turtle (Podocnemis expansa) baby held in human hand. Adults are the largest river turtle in South America. Captive babies in a Breeding and Re-introduction Center , at Hato El Ced...

Charlie Summers / African Helmeted Terrapin (Pelomedusa subrufa) Kgalagadi, South Africa.

Jabruson / Bushmeat preparation: Roasted Forest Hinged Terrapin (Pelusios gabonensis) and boiled freshwater crab, Mbomo, Odzala-Kokoua National Park, Republic of Congo