Family Falcons, Caracaras (Falconidae)

Least Concern

Spot-winged Falconet (Spiziapteryx circumcincta)


French: Fauconnet à ailes tachetées German: Tropfenfalke Spanish: Halconcito argentino

Harpagus circumcinctus


, 1852,

Chili [Chile]; error = Mendoza, Argentina




E Bolivia (Santa Cruz) through Paraguay to N & C Argentina (S to E Río Negro) and W Uruguay#R.

Descriptive notes

25–31 cm; 149–249 g (n = 22, sexes combined), means of 157·8 g and 188 g for four males and four females, respectively; wingspan 47–58 cm.... read more


Gives series of nasal clucking notes that fall in pitch when disturbed at nest; also a loud,... read more


Mainly lowland savanna and semi-arid woodland with scrub; common characteristics of all habitats... read more

Food and feeding

Feeds on insects (Orthoptera, cicadas, beetles and probably others), lizards, small mammals (e.g. cavies Microcavia) and birds,... read more


Very little information available. No aerial displays known. Laying in Nov–Dec in Argentina, although birds in breeding condition... read more


Probably sedentary. Of 22 birds trapped in SC Argentina, three re-trapped within a year after... read more

Status and conservation

Not globally threatened (Least Concern). CITES II. Status virtually unknown, although considered locally common in Córdoba, Argentina, and reasonably numerous at a... read more

Recommended citation

Bierregaard, R.O., Jr, Kirwan, G.M. & Marks, J.S. (2020). Spot-winged Falconet (Spiziapteryx circumcincta). 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 18 February 2020).