Bence Mate / Dying Common frogs (Rana temporaria) with their legs removed for food, left to die in their breeding pool surrounded by frogspawn. Covasna, Romania. Winner of Nature category in World Press Photo awar...

Steve Downer / Timelapse of Common frog (Rana temporaria) tadpoles moving, UK, April. Captive.

Steve Downer / Timelapse of Common frog (Rana temporaria) tadpoles moving, UK, April. Captive.

Steve Downer / Juvenile Common frog (Rana temporaria) on back of a Common snail (Cornu aspersum), UK, June.

Steve Downer / Juvenile Common frog (Rana temporaria) on back of a Common snail (Cornu aspersum), UK, June.

Steve Downer / Common frog (Rana temporaria) underwater with frogspawn, UK, March. Controlled conditions

Steve Downer / Newly hatched Common frog (Rana temporaria) tadpoles feeding on egg cases, UK, March. Controlled conditions.

Cyril Ruoso / Common frogs (Rana temporaria) and frogspawn in pond, Yonne, Burgundy, France, February. Commended in the Reptiles, Amphibians and Fish Category of the Wildlife Photographer of the Year Awards competi...

John Waters / Timelapse Frogs (Rana temporaria) spawning in garden pond, Somerset, England, UK. March.

Sven Zacek / American mink (Mustela vison) on ice with Common frog (Rana temporaria) prey, Tartumaa, Estonia, January. Introduced species.

Sven Zacek / American mink (Mustela vison) shaking off fur on ice with Common frog (Rana temporaria) prey, Tartumaa, Estonia, January. Introduced species.

Sven Zacek / American mink (Mustela vison) running on ice with Common frog (Rana temporaria) prey, Tartumaa, Estonia, January. Introduced species.

David Tipling / Common frogs (Rana temporaria) mating surrounded by spawn in pond, West Runton North Norfolk, England, UK, March.

David Tipling / Common frog (Rana temporaria) and spawn in pond. West Runton, North Norfolk, England, UK, March. Highly commended in the Habitat category of the BWPA Awards 2015.

David Tipling / Common frogs (Rana temporaria) and spawn in pond, West Runton, North Norfolk, March.

Alex Hyde / Frogspawn from Common Frog (Rana temporaria), fisheye view showing pond habitat. Peak District National Park, Derbyshire, UK. March.

Alastair MacEwen / Close up time-lapse of frogspawn from a Common frog (Rana temporaria) developing, emerging and feeding on nutrient jelly, Somerset, England, UK, April.

Alastair MacEwen / Time-lapse of frogspawn from a Common frog (Rana temporaria) developing, Somerset, England, UK, April.

John Waters / Group of Common frogs (Rana temporaria) spawning in a garden pond, with floating spawn, Somerset, England, UK, March.

Robert Thompson / European common frog (Rana temporaria) on rock by waterfall, near Lac des Gloriettes dam, Pyrenees National Park, France, June.

Niall Benvie,Niall Benvie / Common Frog (Rana temporaria) at surface, against white background. Scotland, UK, July.

Dale Sutton / 2020VISION / Common frog (Rana temporaria) leaping into a pond, controlled conditions, UK.

Ross Hoddinott / RF- Common frog (Rana temporaria). Cornwall, UK. (This image may be licensed either as rights managed or royalty free.)

Cyril Ruoso / Common frog (Rana temporaria) pair mating on ice. Alps, France. June.

Cyril Ruoso / Common frog (Rana temporaria) pair in tandem, leaping across ice. Alps, France. June.

Cyril Ruoso / Common frog (Rana temporaria) pair mating on ice. Alps, France. June.

Cyril Ruoso / Common frog (Rana temporaria) leaping across snow. Alps, France. June.

Cyril Ruoso / Common frog (Rana temporaria) crawling across snow. Alps, France. June.

Cyril Ruoso / Common frog (Rana temporaria) pair mating on ice. Alps, France. June.

Cyril Ruoso / Common frog (Rana temporaria) pair mating on ice, mountains in background. Alps, France. June 2018.

Cyril Ruoso / Common frog (Rana temporaria) on ice during breeding season, mountains in background. Alps, France. June 2018.

Georgette Douwma / Common froglet (Rana temporaria) recently metamorphosed from a tadpole. London, UK

Georgette Douwma / Common froglet (Rana temporaria) recently metamorphosed from a tadpole. London, UK

Georgette Douwma / Common frog(Rana temporaria) tadpole, London, UK, June.

Georgette Douwma / Common frog (Rana temporaria) tadpole, London, UK, June.

Georgette Douwma / Common froglet (Rana temporaria) recently metamorphosed from a tadpole with a tadpole. London, UK

Robert Pickett / Common Frog, (Rana temporaria), tadpole with back leg developed, with tail, UK

Remi Masson / Common frog (Rana temporaria) spawn, Ain, Alps, France, March.

Georgette Douwma / Common frog tadpoles (Rana temporaria) on a lily pad . London, UK, March.

Georgette Douwma / Common frog tadpoles (Rana temporaria) bunched up just under the surface of the pond, still with gills. London, UK, March.

Georgette Douwma / Common frog tadpoles (Rana temporaria) feeding on a tadpole. London, UK, May.

Georgette Douwma / Common frog tadpoles (Rana temporaria) feeding on a tadpole. London, UK, May.

Georgette Douwma / Common frog tadpoles (Rana temporaria) feeding on algae. London, UK, April.

Georgette Douwma / Common frog tadpoles (Rana temporaria) a lily pad. London, UK, April.

Georgette Douwma / Common frog tadpoles (Rana temporaria) bunched together under the surface of the pond. London, UK, April.

Georgette Douwma / Common frog tadpoles (Rana temporaria) in pond with duckweed. London, UK, April.

Georgette Douwma / Common frog tadpoles (Rana temporaria) in pond with duckweed. London, UK, April.

Klein & Hubert / Red-breasted merganser (Mergus serrator) female with Common brown frog (Rana temporaria) prey, struggling to eat it. Austria.