The Solitary Eagle is a large raptor of tropical forests. Adults are almost entirely black with a white band across the middle of the tail. An Argentine regional account records mammals as prey and trees as nesting sites.
Adults are entirely black with a white band across the middle of the tail. Juveniles are blackish brown above and yellowish brown with black spots below; their tail has not developed a clear banding pattern.
It lives and hunts alone in tropical forest and feeds on mammals. The Argentine species account reports a stick platform nest in a tree.
An extinction-risk assessment has not been added yet.