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The barn swallow (Hirundo rustica) is the most widespread species of swallow in the world, occurring on all continents, with vagrants reported even in Antarctica. [ 2 ] [ 3 ] It is a distinctive passerine bird with blue upperparts and a long, deeply forked tail.
The bird genus Hirundo is a group of passerines in the family Hirundinidae (swallows and martins). The genus name is Latin for a swallow. [1] These are the typical swallows, including the widespread barn swallow. Many of this group have blue backs, red on the face and sometimes the rump or nape, and whitish or rufous underparts. With fifteen ...
The wire-tailed swallow is a member of the genus Hirundo, a cosmopolitan group of "barn swallows". It has two subspecies: [5] H. s. smithii was first described by William Elford Leach and K. D. Koenig in 1818. [6] Known as the African wire-tailed swallow, it is found throughout Africa. [5] H. s. filifera was first described by Stephens in 1826. [6]
The northern rough-winged swallow lays a single clutch, although sometimes another clutch is laid if the first one fails, [6] of four to eight [5] glossy white eggs that measure about 20 by 14 mm (0.79 by 0.55 in) on average. [12] It has been observed that the clutch size decreases with decreasing latitude. [5]
Barn swallow. The family Hirundinidae is adapted to aerial feeding. They have a slender streamlined body, long pointed wings, and a short bill with a wide gape. The feet are adapted to perching rather than walking, and the front toes are partially joined at the base. Bank swallow, Riparia riparia; Tree swallow, Tachycineta bicolor
Purple martins are generally known to raise only a single brood. The average clutch size is four to six eggs per nest. Females lay one egg a day and incubation begins when the penultimate (second to last) egg is laid. Incubation lasts 15–16 days and the female is the main incubator, with some help from the male.
The sand martin (Riparia riparia), also known as collared sand martin or common sand martin, and in the Americas as the bank swallow, is a migratory passerine bird in the swallow family Hirundinidae. It has a wide range in summer, embracing practically the whole Holarctic area, from Europe, across Asia to the Pacific Ocean, and throughout North ...
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 coexist well with humans because of their beneficial role as insect eaters, and some species have readily adapted to nesting in and around ...