Thrushes

species: 
Redwing
scientific name: 
Turdus iliacus
notes: 

Red flag with a white three 3 alpha-numerical code, starting letter “X”, second and third character could be either letter or number.

note 1 :

email sighting submit: 
colour-ring type: 
Flag : one, coded.
colour-ring colour (of the c-ring): 
Red [R]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
Germany.