White-tailed Eagle
scientific name: 
Haliaeetus albicilla

Combination of :
* black ring with a white four-alpha numeric code : code is two-by-two superposed. (on left tarsus)
* orange ring (on right tarsus).

note 1 : first letter "A" is for The Netherlands followed by letter/number/letter. 

note 2 : WN followed by number/number or letter 'A' followed by number/letter/number.

note 3 :

email sighting submit: 
colour-ring type: 
Legrings : combination of one coded and uncoded rings.
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: 
The Netherlands.
First letter/number (of the c-ring): 
WN or A