long scythe-shaped wings; dark body; lighter throat (Spain; 2006-06-10)

Common Swift
Apus apus

Native Range: Eurasia

Notes: swifts are among the most aerial of species, feeding, mating, and sometimes even dozing while on the wing; this species is the most common swift across most of its Old World range.

highly acrobatic (Spain; 2006-06-10)

powerful streamlined flight (Spain; 2006-06-10)

slightly forked tail (Spain; 2006-06-10)