Any of various birds of the genus Nucifraga, especially N. caryocatactes of northern Eurasia and N. columbiana of western North America, that are related to the crow and feed chiefly on the seeds of pine cones.

• 星鸦一种星鸦属鸟，尤指生长在亚欧北部的星鸦和北美西部加州星鸦，与乌鸦有亲缘关系，主要以松果种子食