Rook

Crows

species: 
notes: 

Yellow ring with a black three alpha code.

note 1 : used codes are AAA ... ACC ... ACZ.

Crows

species: 
notes: 

Yellow ring with a black 2 alpha-numeric code (on left leg) and metal ring (on right leg).   

note 1 : birds ringed in the UK, county Dumfries & Galloway Region.
 

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