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Aquila is the genus of true eagles. 

1/ Eastern imperial eagle (Đại bàng đầu nâu, Aquila heliaca)
2/ Steppe eagle (Đại bàng hung, Aquila nipalensis) 
3/ Tawny eagle (Đại bàng nâu, Aquila rapax) 
4/ Bonelli's eagle (Đại bàng má trắng, Aquila fasciata)

Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).
The genus name Aquila is Latin for "eagle", possibly derived from aquilus, "dark in colour".

Bonelli's eagle 
(Đại bàng má trắng, Aquila fasciata)

Bonelli's eagle (Aquila fasciata) is a large bird of prey in the family Accipitridae.

This species breeds from southern Europe, Africa and across the Indian Subcontinent to Indonesia. 
In Eurasia, this species may be found as far west as Portugal and as far east as southeastern China and Thailand.

Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).
The genus name Aquila is Latin for "eagle", possibly derived from aquilus, "dark in colour".
The specific name fasciata comes from the Late Latin word "fascia", meaning "band" or "stripe".

Eastern imperial eagle (Đại bàng đầu nâu, Aquila heliaca)

The eastern imperial eagle (Aquila heliaca) is a large bird of prey that breeds from southeastern Europe through West and Central Asia. 
Most populations are migratory and winter in northeastern Africa, the Middle East and South and East Asia.

Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).
The genus name Aquila is Latin for "eagle", possibly derived from aquilus, "dark in colour".
The word heliacal is from the mid-16th century. Its source is the Greek word hēlios or hēliakos, meaning "sun." Helios is also the Sun god of ancient Greece.
The Latin “hēliacus” and also the Greek “ἡλιακός,” both meaning “sun”.

Steppe eagle (Đại bàng hung, Aquila nipalensis) 

The steppe eagle (Aquila nipalensis) is a large bird of prey of the family Accipitridae.
This bird nests in only four large nations: Russia, Kazakhstan, Mongolia and China. 
This species is entirely migratory.

Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).
The genus name Aquila is Latin for "eagle", possibly derived from aquilus, "dark in colour".