518.
Barn Swallow (European Swallow) Hirundo rustica
Identification
14 cm (streamers = 6 cm); sexes alike, long outer tail streamers are often absent in the austral summer months (non-br season). Diagnostic features are chestnut-rufous throat and forehead, blue-black breast band, glossy steel blue upper parts and deeply forked tail. White windows clearly visible in tail when spread.
Juvenile: Buffy forehead, paler chin and throat and duller and browner upperparts.
Non-br Palearctic migrant. First arrivals in Sept, most in act or early Nov.

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by Amoli