Falcons

species: 
Eurasian Hobby
scientific name: 
Falco subbuteo
notes: 

Yellow ring with a black ... alpha-numeric code (on one leg) and metal ring (on other leg).

note 1 : also yellow on Hobby in Hungary since 2016 and used codes are number/number and number/letter.

note 2 :

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Yellow [Y]
countries where ringed: 
The Netherlands.