Northern Puffback (Dryoscopus gambensis) [XC234723]
by Peter Boesman from Echuya Central Forest Reserve, Kabale, Western Region, Uganda (call)
Northern Puffback (Dryoscopus gambensis) [XC300255]
by Peter Boesman from Gibe gorge area, Ethiopia (song)
Subspecies
Considered to form a superspecies with Pringle's Puffback (Dryoscopus pringlii), the two being very alike in plumage and having parapatric ranges (some sympatry in southern Ethiopia). In eastern range, size decreases clinally from northern (Sudan) to southern (Itombwe); subspecies erwini rather poorly differentiated, sometimes subsumed in malzacii.
The following 5 subspecies are recognised:
gambensis (Lichtenstein, 1823) - Extreme southern Mauritania and Senegambia east to western Cameroon and Gabon.