Eurasian Jay 
(Quạ thông, Garrulus glandarius) 

The Eurasian jay (Garrulus glandarius) is a species of passerine bird in the crow family Corvidae. 

The International Union for Conservation of Nature (IUCN) and Birdlife International split the Eurasian jay into three species:
- Eurasian jay (Garrulus glandarius);
- The subspecies Garrulus glandarius leucotis becomes the white-faced jay (Garrulus leucotis);
- The bispecularis group containing six subspecies becomes the plain-crowned jay (Garrulus bispecularis).

Corvina ( Coracina) / corvina Latin corvinus raven-like, raven-black (corvus raven).
The name Garrulus is a Latin word meaning chattering, babbling or noisy.
The specific epithet glandarius is Latin meaning "of acorns".