The northern nutcracker (Nucifraga caryocatactes), previously known as spotted nutcracker and Eurasian nutcracker, is a passerine bird in the crow family Corvidae.

Corvidae is a cosmopolitan family of oscine passerine birds that contains the crows, ravens, rooks, magpies, jackdaws, jays, treepies, choughs, and nutcrackers.
Corvidae, Corvina ( Coracina), corvina Latin corvinus raven-like, raven-black (corvus raven).
The genus scientific name is a reduplication; nucifraga is a Neo-Latin translation of German Nussbrecher, "nut-breaker" based on Latin nucis "nut", and frangere "to shatter".
And caryocatactes based on Greek: karuon "nut", and kataseio "to shatter".