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.

Scott Leslie / Northern Green Frog (Rana clamitans melanota) in pond, West Stoney Lake, Nova Scotia, Canada

Scott Leslie / Northern Green Frog (Rana clamitans melanota), West Stoney Lake, Nova Scotia, Canada

Scott Leslie / Northern Green Frog (Rana clamitans melanota) floating in water, West Stoney Lake, Nova Scotia, Canada

Will Watson / Sahara frog (Pelophylax saharicus), Bou Hachem Natural Park, Rif Mountains, Morocco.

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

John Cancalosi / Northern water snake (Nerodia sipedon) eating Green frog, (Lithobates clamitans) amongst exotic water hyacinth, Washington DC, USA, July.

John Cancalosi / Northern water snake (Nerodia sipedon) eating Green frog, (Lithobates clamitans) amongst exotic water hyacinth, Washington DC, USA, July.

Jussi Murtosaari / Edible frog (Pelophylax esculentus) swimming, Turku, Lounais-Finland / South-Western Finland, Finland, July.

Phil Savoie / Northern green frog (Lithobates clamitans melanota). Connecticut, USA, August.

Daniel Heuclin / African green toad (Bufotes boulengeri) Taroudant Morocco.

Daniel Heuclin / African green toad (Bufotes boulengeri) Taroudant Morocco.