Konrad Wothe / Red-eared Slider (Trachemys scripta elegans) turtle, pair in pond, City Park, Munich, Germany

Cyril Ruoso / Red-eared slider (Trachemys scripta elegans) and Grass snake (Natrix natrix) basking on log. Seine et Marne, Ile-de-France. May.

John Cancalosi / Red-eared slider (Trachemys scripta elegans) in blue-green algae (Woronichinia naegeliana). Microcystin produced is toxic to wildlife and humans. Maryland. October 2018.

Alex Mustard / Freshwater terrapin (Trachemys scripta elegans) in a garden pond. Dauin, Dumaguete, Negros, Philippines.

Tony Wu / Red-eared slider turtles (Trachemys scripta elegans) invasive species, probably introduced through the pet trade, Kanagawa, Japan, April.

John Cancalosi / Red-eared slider (Trachemys scripta elegans) in rain, Louisiana, USA.

Laurent Geslin / Red eared slider (Trachemys scripta elegans) Strasbourg, France, June.

Laurent Geslin / Red eared slider (Trachemys scripta elegans) in urban park, Grenoble, France, April.

Nate Chappell/ BIA / Ring-necked Duck (Aythya collaris) male with basking Red-eared Slider (Trachemys scripta elegans) pair, Washington

Cyril Ruoso / Red-eared slider (Trachemys scripta elegans) close up portrait, South Texas, USA, April.

Claudio Contreras / Red-eared slider turtle (Trachemys scripta elegans) Laredo Borderlands, Texas, USA. April

Claudio Contreras / Red-eared Slider Turtle (Trachemys scripta elegans) Laredo Borderlands, Texas, USA. April