(Lophaetus occipitalis)
The long-crested eagle is a distinctive eagle when perched due to the long,shaggy crest and all dark plumage.The adults are blackish-brown with long,thin feathers growing from the rear of the crown which are held erect to form a crest.The secondary feathers are black barred with light grey and with broad black tips,the primary feathers and median underwing coverts are white,forming a noticeable white patch on the upper and lower surfaces of the wing which is visible in flight.The tail is black,barred with pale grey.