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Swift Apus apus L 16-17cm. Invariably seen in flight: has anchor-shaped outline and mainly dark plumage. Catches insects on the wing. Sexes are similar. Adult has mainly blackish brown plumage with pale throat. Tail is forked but often held closed in active flight. Juvenile is overall darker but throat and forehead are paler. Voice Loud screaming calls uttered in flight. Status Locally common summer visitor. Nests in churches and loft spaces. Feeding birds gather where insects are numerous.
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145389
Swift Apus apus L 16-17cm. Invariably seen in flight: has anchor-shaped outline and mainly dark plumage. Catches insects on the wing. Sexes are similar. Adult has mainly blackish brown plumage with pale throat. Tail is forked but often held closed in active flight. Juvenile is overall darker but throat and forehead are paler. Voice Loud screaming calls uttered in flight. Status Locally common summer visitor. Nests in churches and loft spaces. Feeding birds gather where insects are numerous.

Filename: 145389.jpg
Size: 3543x2362 / 3.9MB
Source:
Date: 15 Jun 2012
Location:
Credit: ROGER TIDMAN/NPL
Copyright:
Model Release: No
Property Release: No
Restrictions: Nature Photographers Ltd., West Wit, New Road, Little London, Tadley, Hampshire, RG26 5EU. Tel: +44(0)1256 850661 web: www.naturephotographers.co.uk
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