Crows

species: 
Western Jackdaw
scientific name: 
Corvus monedula
notes: 

Yellow ring with a black two numeric code.

note 1 :

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Yellow [Y]
colour-ring code (of the c-ring): 
Two numeric code (2 numbers).
countries where ringed: 
Czech Republic.