Hi,
this Parrot is without a doubt a specimen out of Brotogeris Genus where we find 7 distinct species.
I'd say most probably the Brotogeris jugularis (orange-chinned Parakeet)'s exsul (easterned Tovi) sub-species or less probably Brotogeris tirica (Plain Parakeet)
Best regards,
St??phane aka Tintin,
Ruby Eyes Aviary.
"You remain responsible, forever, for what you have tamed."
- Antoine De Saint-Exup??ry