Malagasy Harrier (Circus macrosceles) [XC762659]
by id from Bemanevika, Mahajanga, Madagascar (call)
Malagasy Harrier (Circus macrosceles) [XC762657]
by Peter Boesman from Bemanevika, Mahajanga, Madagascar (call)
Subspecies
Circus maillardi (Sibley and Monroe 1990, 1993) has been split into Reunion Marsh-harrier (Circus maillardi) and Madagascar Harrier (Circus macrosceles) following Simmons (2000).
Considered by some authors to be a subspecies of Reunion Marsh-harrier (Circus maillardi).
No subspecies.
Similar Species
Differs from Black Kite (Milvus migrans), Madagascar Buzzard (Buteo brachypterus) and Madagascar Harrier-hawk (Polyboroides radiatus) by rather long, narrow wings, white rump, habit of flying low with wings in a "V" and, in male, by contrasting wing pattern.
References
See References.