Crows
species:
Rook
scientific name:
Corvus frugilegus
notes:
Yellow ring with a four alpha code, starting letter "W".
note 1 :
email sighting submit:
colour-ring type:
Legring : one, coded.
colour-ring colour (of the c-ring):
Yellow [Y]
colour-ring code (of the c-ring):
Four alpha-numeric code (4 letters/numbers).
countries where ringed:
Czech Republic.
First letter/number (of the c-ring):
W
