dna 大部分
There are about 40 species of crow. The genus corvus comprises crows ravens and rooks.
Polynesia is characterized by a small amount of land spread over a very large portion of the mid and southern pacific ocean it comprises approximately 300 000 to 310 000 square kilometres 117 000 to 118 000 sq mi of land of which more than 270 000 km 2 103 000 sq mi are within new zealand the hawaiian archipelago comprises about half the remainder.

Dna 大部分. These birds are all part of the corvidae family which includes jays magpies and nutcrackers.











































































