Adult Atlantic puffin (Fratercula arctica) during breeding season on tiny Grimsey Island, Iceland

The endemic Galapagos marine iguana (Amblyrhynchus cristatus) on Espanola Island in the Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

Lowland frogs mating on bank, France

Portrait of antelope lowland nyala (Tragelaphus angasii) with beautiful horns. Close-up. Botswana. Okavango Delta.

Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

Male Lowland frog swimming in a pond, France

Portrait of male Lowland frog in a pond, France

Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

Western lowland gorilla (Gorilla gorilla gorilla) in Marantaceae forest. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

Western lowland gorilla (Gorilla gorilla gorilla) in Marantaceae forest. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

Western lowland gorilla (Gorilla gorilla gorilla) silverback with 2 youngsters in Marantaceae forest. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

Western lowland gorilla (Gorilla gorilla gorilla) in tree. Odzala-Kokoua National Park. Cuvette-Ouest Region. Republic of the Congo

Portrait of lowland gorilla (Gorilla gorilla gorilla), Republic of the Congo

Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

Portrait of lowland gorilla (Gorilla gorilla gorilla), Republic of the Congo

Portrait of Lowland frog in a pond, France

Lowland Frog on grass, France

Young Lowland Frog on stump, France

Lowland frog swimming in a pond, France

Lowland frog in a pond, France