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Booted eagle (Hieraaetus pennatus) 

The booted eagle (Hieraaetus pennatus) is a medium-sized mostly migratory bird of prey of the family Accipitridae.
This bird species has a wide distribution in the Palearctic and southern Asia, wintering in the tropics of Africa and Asia.

Accipitriformes, Accipitridae:
Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).

Hieraaetus is derived from Ancient Greek: hierax (ἱέραξ), meaning "hawk," and aetos (ἀετός), meaning "eagle".
Pennatus is a Latin adjective meaning "feathered," "winged," or "furnished with wings"; 
it is derived from penna ("feather, wing") + -ātus ("-ed").

The genus Hieraaetus, sometimes known as small eagles or hawk-eagles, denotes a group of smallish eagles usually placed in the accipitrid subfamilies Buteoninae or Aquilinae.

1/ Booted eagle (Hieraaetus pennatus) 

Accipitriformes, Accipitridae:
Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).

Hieraaetus is derived from Ancient Greek: hierax (ἱέραξ), meaning "hawk," and aetos (ἀετός), meaning "eagle".