Grenouille des champs (F); Heikikker (NL); Åkergroda (S); Spidssnudet
frø (DK); Skokan ostronosý (CZ)
Distribution:
Eastern and northern parts of Europe, normally at low altitudes.
Westernmost region is the Alsace; southernmost regions in Croatia - Romania.
Absent from Great Britain and Ireland.
Size:
 about 4-6.5
cm;
 about 4-6.5
cm
Pupil: , horizontally elliptic;
Back usually rich in contrast, the colour and pattern very
variable, from uniform brown to black blotched animals. An – often-occurring
– pale broad vertebral stripe from the snout onto the cloaca always points
out Moor frog, a black spotted flank very often. Large metatarsal tubercles.
Nuptial pads on thumbs of the  - like
in Common frog – black to dark-brown.
Mating: In March, immediately after the Common frog. Moor frogs
spawn explosively: within a few days many frogs spawn, now and then several
hundreds assembled at one site.
Call: sounds like air escaping from a submerged empty bottle: "waug.…waug….waug".
During the breeding-climax  are often
bright blue coloured (photo).
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Moor frog Rana arvalis

Adult Moor frogs (above left )
XXL
slide
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