Andy Rouse / Krefft's River Turtle (Emydura macquarii krefftii) at surface of in rainforest pond, Queensland, Australia

Edwin Giesbers / Two Malaysian box turtles (Cuora amboinensis) with heads above water, Sarawak, Borneo, Malaysia

Michel Roggo / Yellow-spotted river turtle (Podocnemis unifilis), Los Lagos, Beni, Bolivia, October.

Yashpal Rathore / Assam Roofed Turtle (Pangshura sylhetensis) basking, endangered species, Kaziranga National Park, India

Robert Valentic / Murray river turtle (Emydura macquarii) basking at dusk, Yan Yean Reservoir, Melbourne, Australia.

Konrad Wothe / Amazon river turtles (Podocnemis unifilis) group basking on log, Tambopata National Reserve, Peru.

John Cancalosi / Snapping turtles (Chelydra serpentina) with Red-eared sliders (Pseudemys rubriventris) and River cooter (Pseudemys concinna) and Bluegills (Lepomis macrochirus), Maryland, USA, June.

Ashley Cooper / Striped necked terrapins (Mauremys caspica) in a river in Skala Eresou, Lesvos, Greece. June.

Jen Guyton / Brown wood turtle (Rhinoclemmys annulata) resting on a rock in a stream. La Selva Biological Station, Costa Rica,

Lucas Bustamante / Brown land turtle (Rhinoclemmys annulata) amongst vegetation, Canande, Esmeraldas, Ecuador.

Lucas Bustamante / Three Yellow spotted / Amazon river turtles (Podocnemis unifilis) on log in water, Yasuni National Park, Orellana, Ecuador, Vulnerable species.

Paul Bertner / Yellow-spotted Amazon River Turtle (Podocnemis unifilis) with butterfly, Sani Lodge, Ecuador