Slightly smaller (L 14 cm) than Swift (Apus apus), with narrow white rump patch and white trailing edge to wing. Nests in caves at coastal mountains, in holes in slopes, buildings or under bridges. In Spain, mainly in old nests of Red-rumped Swallow (Hirundo daurica). Feeds on insects. Migrant.
It was first discovered in Europe in 1966. The present breeding population is about some tens and is increasing. The main threats for this species are pesticides which seriously reduce or eleiminate populations of insects and destruction of nests of Red-rumped Swallow.
yellow = summer visitor
green = resident
blue = winter visitor
Population : 50 / 100 pairs
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