Grouses

species: 
Black Grouse
scientific name: 
Tetrao tetrix
notes: 

Black wingtag with a white two alpha-numeric code.

note 1 : used starting-letters are A, B, C, D or F.

note 2 : same combination is used on both wings.

note 3 : 

email sighting submit: 
colour-ring type: 
Wingtag : coded.
colour-ring colour (of the c-ring): 
Black (Niger) [N]
colour-ring code (of the c-ring): 
Two alpha-numeric code (2 letters/numbers).
countries where ringed: 
Scotland.