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Thus, unmonitored purple martin houses are often overtaken by more aggressive, non-native species. [3] Purple martin proponents are motivated by the concern that the purple martin would likely vanish from eastern North America were it not for this assistance. [24] There is a misconception among many people regarding purple martin's temperament.
Delichon is a small genus of passerine birds that belongs to the swallow family and contains four species called house martins.These are chunky, bull-headed and short-tailed birds, blackish-blue above with a contrasting white rump, and with white or grey underparts.
The western house martin flies with a wing beat averaging 5.3 beats per second, which is faster than the wing beat of 4.4 beats per second for the barn swallow, [12] but the flight speed of 11 m/s (36 ft/s) is typical for hirundines. [13] The western house martin is a noisy species, especially at its breeding colonies.
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The genus Progne was introduced in 1826 by the German zoologist Friedrich Boie for the purple martin. [2] [3] The genus name refers to Procne (Πρόκνη), a mythological girl who was turned into a swallow to save her from her husband. She had killed their son to avenge the rape of her sister.
An artificial purple martin nesting colony The barn swallow is the national bird of Estonia. [48] They also are one of the most depicted birds on postage stamps around the world. [49] [50] [51] Swallows are tolerated by humans because of their beneficial role as insect eaters, and some species have readily adapted to nesting in and around human ...
Just as the purple martin, this species may compete with other passerines for nesting cavities. In particular, the main foe is the house sparrow [1] in urban areas, where they mostly use man-made structures, whereas in more rural locations Picidae holes in coconut trees are favored, and there is less competition with the sparrows.
Just as the purple martin, this species may compete with other passerines for nesting cavities. In particular, the main foe is the house sparrow [ 4 ] in urban areas, where they mostly use man-made structures, whereas in more rural locations Picidae holes in coconut trees are favored, and there is less competition with the sparrows.
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