Crows

species: 
Common Raven
scientific name: 
Corvus corax
notes: 

Red ring with a white three alpha-numeric code, starting letter 'H'.

note 1 :  used codes are :
* H-number-number
OR
H-letter-number
OR
H number-letter

note 2 : 

email sighting submit: 
email sighting submit (2): 
colour-ring type: 
Legring : 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).
colour-ring position (of the c-ring): 
Tarsus right.
countries where ringed: 
Hungary.
First letter/number (of the c-ring): 
H