AVOCETTA - VOLUME 17 - N. 2
Black Swift (Cypseloides niger) nesting site characteristics:some new insightsKNORR O.A.
Abstract:Thirty years ago, a study of Black Swift nesting sites resulted in the establishment of a set of five nesting site characteristics for this species subsequently confirmed by other researchers. New findings suggest the modification of one of these and the addition of a new one. These findings are discussed.