Black-billed Coucal (Centropus bernsteini) [XC561212]
by Nick Athanas from Tabubil, Western Province, Papua New Guinea (song)
Black-billed Coucal (Centropus bernsteini) [XC140324]
by Elisabeth Hein from Mile 21, Freeport, Papua, Indonesia (song)
Subspecies
Forms a superspecies with Kai Coucal (Centropus spilopterus), Pheasant Coucal (Centropus phasianinus) and Biak Coucal (Centropus chalybeus).
The following 2 subspecies are recognised:
bernsteini Schlegel, 1866 - Western and central New Guinea east to Simbang and the Sattelberg.
manam Mayr, 1937 - Manam I (north-eastern New Guinea).