Theo Bosboom / Edible frog (Pelophylax k. esculentus) catching a common blue damselfly (Enallagma cyathigerum) with its tongue with pair mating on stem above, Hondenven, Tubbergen, The Netherlands, July.

Laurent Geslin / European edible frog (Rana esculenta) in urban park, next to pond with buildings in distance, Grenoble, France, May.

Theo Bosboom,Theo Bosboom / Green frog (Rana esculente) hiding in reeds Hondeven fen, east Holland, August

Stefan Huwiler / Edible Frogs (Rana esculenta) on log in water. Switzerland, Europe, July.

Stefan Huwiler / Three Edible Frogs (Rana esculenta) on a log in water. Switzerland, Europe, July.

Wild Wonders of Europe / Máté / European edible frog (Rana esculenta) close-up of head showing eye, Prypiat area, Belarus, June 2009

Wild Wonders of Europe / Máté / European edible frog (Rana esculenta) head, Prypiat area, Belarus, June 2009. WWE BOOK. WWE OUTDOOR EXHIBITION.

Wild Wonders of Europe / della Ferrera / Common european frogs (Pelophylax kl. esculentus) the hybrid of the Pool frog (Pelophylax lessonae) and the Marsh frog (Pelophylax ridibundus) on tree trunk submersed in water, near Mužilovcica villag...

Wild Wonders of Europe / Máté / European edible frog (Rana Esculenta) close-up, Prypiat area, Belarus, June 2009

Edwin Giesbers / European edible frog {Rana esculenta} beside Water Lily flower {Nymphaea alba} the Netherlands

Edwin Giesbers / Green / European edible frog {Rana esculenta} in water, the Netherlands

Wild Wonders of Europe / Wothe / European edible frog (Rana esculenta) in pond, Latorica backwater, Slovakia, Europe, June 2009

Wild Wonders of Europe / Wothe / European edible frog (Rana esculenta) in pond, Latorica backwater, Slovakia, Europe June 2009

Wild Wonders of Europe / Wothe / European edible frog (Rana esculenta) in pond, Latorica backwater, Slovakia, Europe Rana esculenta, Nymphaea alba, June 2009

Wild Wonders of Europe / Wothe / European edible frog (Rana esculenta) swimming past Greater bladderwort (Utricularia vulgaris) in a pond, Latorica backwater, Slovakia, Europe Rana esculenta, Nymphaea alba, June 2009

Fabio Liverani / European Edible Frog (Rana esculenta) eating a Green eyed hook tailed dragonfly (Onychogomphus forcupatus) amongst pond weed, Grigne Mountains, Lombardia Region, Italy

Philippe Clement / Young Edible frog (Rana esculenta) amongst Duckweed (Lemnaceae), La Brenne, France

Willem Kolvoort / Silhouette of immature European edible frog (Rana esculenta) on top of waterlily leaf, tail stump still visible, garden pond, Holland

Ingo Arndt / European edible frog eyes showing above water {Rana esculenta} Germany

Ingo Arndt / European edible frog, rear view {Rana esculenta} Germany

Ingo Arndt / European edible frog half submerged in water {Rana esculenta} Germany

Ingo Arndt / European edible frog {Rana esculenta} Germany

Ingo Arndt / European edible frog {Rana esculenta} hidden amongst pondweed Germany

Ingo Arndt / Looking down on European edible frog in pond weed (Rana esculenta) Germany

Fabio Liverani / Snake eating European edible frog, Italy

Fabio Liverani / European Edible Frog froglets with tadpole tails. Italy

Thomas Marent / Edible Frog (Rana esculenta) group on log in pond, Switzerland

Ingo Arndt / Edible Frog (Rana esculenta) with reflection, Germany

Konrad Wothe / Edible Frog (Rana esculenta) croaking, Germany

Konrad Wothe / Edible Frog (Rana esculenta) croaking in pond, Germany

Fabrice Cahez / Edible frog (Rana esculenta) swimming Vosges, France, August.

Eric Baccega / Edible frog (Rana esculenta), male in pond croaking, vocalising, calling with vocal sacs inflated, France

Eric Baccega / Edible frog (Rana esculenta), male in pond croaking, vocalising, calling with vocal sacs inflated, France

Eric Baccega / Edible frog (Rana esculenta), male in pond. France.

Jussi Murtosaari / Edible frog (Rana esculenta), male in pond croaking, vocal sacs inflated, Finland, May.

Willem Kolvoort / Edible frog (Pelophylax esculentus) frogspawn amongst Common water-crowfoot (Ranunculus aquatilis) in garden pond. Netherlands. May.

Willem Kolvoort / Mating edible frogs (Pelophylax esculentus) in garden pond. Netherlands. May.

Remi Masson / Edible frog (Pelophylax kl. esculentus) underwater on the bottom of a pond. Isere, Cremieu, France

Remi Masson / Edible frog (Pelophylax kl. esculentus) singing in a pond, in spring. Isere, Cremieu, France, April.

Eric Medard / Common water frog (Rana esculenta) calling in water, France. April.

Jussi Murtosaari / Edible frog (Pelophylax esculentus), female, Finland, June.

Fabrice Cahez / Edible frog (Rana esculenta) in water, Vosges, France, May.

Klein & Hubert / Edible frog (Pelophylax esculenta) male displaying in water, Alsace, France, June.

Klein & Hubert / Edible frog (Pelophylax esculenta) male displaying in water, Alsace, France, June.

Bernard Castelein / Edible frog (Rana esculenta) male calling at pond surface, Klein Schietveld, Brasschaat, Belgium May

Bernard Castelein / Edible frog (Rana esculenta) male calling at pond surface, Klein Schietveld, Brasschaat, Belgium May

Laurent Geslin / European edible frog (Rana esculenta) in urban park, next to pond with buildings in distance, Grenoble, France, May.

Laurent Geslin / European edible frog (Rana esculenta) in urban park, next to pond with buildings behind, Grenoble, France, May.