Cypseloides rothschildi
The Rothschild's Swift (Cypseloides rothschildi) is a strikingly dark, medium-sized swift, typically measuring between 16 and 17 centimeters in length. Its plumage is a deep, uniform sooty-brown, which provides excellent camouflage in its often shadowed and damp high-altitude environments. A crucial and distinctive field mark for identification is the prominent white patch found on the flanks of the rump, sometimes complemented by a subtly paler throat patch, particularly noticeable in juveni...
This swift primarily inhabits humid montane and cloud forests in the tropical and subtropical Andes, typically at elevations ranging from 1,000 to over 3,000 meters, always near cliffs, gorges, and waterfalls.
Rothschild's Swifts are obligate aerial insectivores, feeding exclusively on flying insects such as beetles, flies, wasps, and ants, which they capture expertly in mid-flight.
Rothschild's Swifts are diurnal, spending their days in continuous, acrobatic flight, masterfully foraging for aerial insects. At dusk, they retreat to their unique roosting and nesting sites, which are often situated behind the veil of active waterfalls or deep within wet caves on mossy ledges. ...
The Rothschild's Swift possesses a restricted but seemingly stable distribution across the Andes of South America. Its primary breeding range extends from central Peru, south through Bolivia, and into the humid northwestern provinces of Argentina. While not a long-distance migrant in the traditio...
Least Concern
- The Rothschild's Swift is named after Lord Walter Rothschild, a renowned British zoologist and banker, who first described the species. - It is one of the most poorly known swift species globally, with much of its specific life history and ecological nuances remaining a mystery to ornithologist...