Species group · Birds
WAnimals has 3 species of swallow, in the family Hirundinidae.
Ranges calculated from the profiles that record the figure, not from all 3.
Each one has its own full profile. This group does not replace them: it brings them together.
No species documented in this group is genuinely at risk according to the IUCN, with the data available today.
Recorded in 122 countries. The ones with the most species in the group:
It migrates up to 11,000 km between its breeding and wintering grounds.
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It catches flying insects on the wing.
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It can raise up to 2 broods a year.
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It is the subject of the "swallows returning to San Juan Capistrano" every 19 March, one of the best-known natural history traditions in California.
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It competes for nests with the barn swallow and converts them to its own design.
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Faced with a predator it gives a warning call to the whole colony and they all pour out in a mass flock; the predator realises it has been spotted and moves off. The larger the colony, the sooner the threat is detected.
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It builds a mud nest with a tunnel entrance, shaped like a bottle.
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Of the four European hirundines that build mud nests, it is the one that puts in the most work: a complete half-sphere to which it adds an entrance tunnel of up to 25 cm.
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