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3 gru 2023 · Map of Barn Swallow breeding range and mean temperature in 2022 in California. Barn Swallows nest mostly in temperate areas with mean temperatures of roughly 20 degrees Celsius, as well as areas with higher mean temperatures near agricultural land with artificial bodies of water.
- Barn Swallows in California
Map of California with Barn Swallow nesting range outlined...
- Barn Swallows in California
29 lis 2023 · Map of California with Barn Swallow nesting range outlined in red and large cities represented by dots of varying color based on population size (see legend). The zoomed in area of the map shows a coastal area of Southern California including cities such as Los Angeles.
30 wrz 2023 · The variety of swallow species in California is impressive. From the familiar barn swallow with its deeply forked tail to the diminutive violet-green swallow, these aerial acrobats grace our skies each spring and summer.
A fairly large, colorful swallow. Usually easy to identify with its long, forked tail and dark rump. Iridescent navy-blue above with a rich orange throat and forehead. Underparts vary across range, from bright buffy-orange to whitish. Occurs in any open habitat, especially large fields and wetlands.
The most widespread and abundant swallow in the world, recognizable by its long, deeply forked tail and dark blue upperparts. Different subspecies groups vary in size, throat and underpart color, and length of tail streamers.
The Barn Swallow catches insects in flight, often low to the ground. It was originally a cave breeder, but now the swallow nests almost exclusively on man-made structures. The Barn Swallow is the most abundant and widely distributed swallow species in the world.
The Barn Swallow investigates many potential nesting sites upon arrival on the breeding grounds, spending relatively little time at each initially, but gradually confining their attention to the chosen one.
