White-rumped Swift
Apus caffer (Lichtenstein, MHK, 1823) (0, 1)
STATUS
Africa. Monotypic.
OVERVIEW
The white trailing edge to the secondaries is a must see feature of this African species.
BBRC RECORD
1). 2018 Yorkshire Hornsea Mere, 1CY+, 14th October, photo.
(British Birds 111: plate 433; C. Holt, P. French and the Rarities Committee, British Birds 112: 591, plate 331; L. Ball, British Birds 113: 171-175, plates 56-60; BOURC (2019), Ibis 162: 264-265).