Coccothraustes is a genus of large finches containing three species: These are large, bulky, short-tailed species, around 18 cm in length, with thick powerful bills for cracking the stones of fruit. They are hardy species, and even the two northern species usually only migrate from the coldest parts of their range. The evening grosbeak of North Am... Found on http://en.wikipedia.org/wiki/Coccothraustes