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Swans
species:
Mute Swan
scientific name:
Cygnus olor
notes:
Yellow ring with a black two alpha code.
note 1 : used codes are : AA-ZZ.
note 2 :
email sighting submit:
colour-ring type:
Legring : one, coded.
colour-ring colour (of the c-ring):
Yellow [Y]
countries where ringed:
United Kingdom.