Nutcrackers

species:

Nutcracker

scientific name:

Nucifraga caryocatactes

notes:

Black ring with a white four alpha-numeric code.

note 1 : used codes are : X001-X500.

note 2 :

email sighting submit:

colour-ring type:

Legring : one, coded.

colour-ring colour (of the c-ring):

Black (Niger) [N]

colour-ring code (of the c-ring):

Four alpha-numeric code (4 letters/numbers).

countries where ringed:

Switzerland.