Family Birds-of-paradise (Paradisaeidae)

Least Concern

Growling Riflebird (Lophorina intercedens)


French: Paradisier grondeur German: Adelbertparadiesvogel Spanish: Ave del paraíso gruñidora

Ptiloris intercedens


, 1882,

Milne Bay and East Cape, south-eastern New Guinea


See L. paradisea for comment on generic placement. Previously considered conspecific with L. magnifica, but differs in its growling vs whistling call (4); feathered base of culmen (1); shorter elongate flank plumes (1); slightly smaller size and lighter weight (1). Monotypic.

What do (1) and (2) mean? Learn more about the scoring system.

E & SE New Guinea E from Ramu R and Astrolabe Bay in N and, in S, from Purari R.

Descriptive notes

Male 34 cm, 155–214 g; female 28 cm, 102–149 g. Male, with bright iridescent blue crown and breast and with rest of plumage mostly matt black and variably tinged with blue,... read more


Harsh, rasping, very loud growl, “hrrrak hrrrow”, first syllable rising and second one falling, is... read more


Rainforest in lowlands, hills and lower montane zones, also monsoon forest, swamp-forest and... read more

Food and feeding

Diet consists of fruits and invertebrates. Fruits taken include those of Schefflera species, of the aroid Amorphophallus... read more


Season little known; females carrying nest material in Jul; egg-laying recorded early Jun in Moroka area of SE New Guinea; display late wet... read more


Presumed resident.

Status and conservation

Not globally threatened (Least Concern). Generally common or fairly common, if somewhat local. In 2002, within Crater Mountain Wildlife Management Area, estimates at 432–650... read more

Recommended citation

del Hoyo, J., Collar, N. & Christie, D.A. (2020). Growling Riflebird (Lophorina intercedens). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 25 February 2020).