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Clanga is a genus which contains the spotted eagles. 

1/ Greater spotted eagle (Đại bàng đen, Clanga clanga), also called the spotted eagle
Once thought to be a member of the genus Aquila, but was reclassified to a distinct genus, Clanga, along with the two other species of spotted eagle.

Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).
The genus name is from Ancient Greek klangos, "eagle".

Greater spotted eagle (Đại bàng đen, Clanga clanga), also called the spotted eagle
Once thought to be a member of the genus Aquila, but was reclassified to a distinct genus, Clanga, along with the two other species of spotted eagle.

The greater spotted eagle (Clanga clanga) is a large migratory bird of prey in the family Accipitridae.

During breeding season, this bird is found across Eastern Europe, parts of Central Europe, central Russia, central Asia and parts of China. 
During winter, this bird species migrate, primarily to South Asia, Southeast Asia, the Middle East, the upper Mediterranean Basin, and parts of East Africa.

Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).
The genus name Clanga is from Ancient Greek klangos, "eagle".