French: Martinet à collier interrompu German: Schildsegler Spanish: Vencejo nuquiblanco brasileño
P. L. Sclater, 1866,
Rio de Janeiro and Ypanema, São Paulo, Brazil.
Two subspecies recognized.
Subspecies and Distribution
S. b. seridoensis
Sick, 1991 – NE Brazil from S Piauí E to Rio Grande do Norte#R (breeding area unknown).
S. b. biscutata
(P. L. Sclater, 1866) – E Brazil from Minas Gerais S to Rio Grande do Sul; also recorded in Mato Grosso (Chapada dos Guimarães), Paraguay and NE Argentina (Misiones).
22 cm; 85–100 g. Large swift with long broad wings, sturdy body and square tail; black-brown with white nape and white upper-breast patches; paler fore-face and... read more
Very similar if not identical to S. zonaris. Commonest call is a loud, bright “cleeee” or... read more
Main habitats have been defined as tropical lowland evergreen forest, montane evergreen forest,... read more
Food and feeding
Highly gregarious, frequently feeding in numbers around waterfalls. Where sympatric with S. zonaris, such as Itatiaia Mts, Rio de... read more
Season in Minas Gerais, Oct–Dec; birds in breeding condition, Rio Grande do Sul, early Oct. Nests on horizontal ledges in large dry... read more
Not fully understood. Breeding areas of Seridó roosting population (seridoensis)... read more
Status and conservation
Not globally threatened, though it has been suggested that population requires monitoring. Common to abundant, Rio Grande do Sul. At Seridó, 90,000–100,000... read more
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