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Related to barn swallows: Hirundo rustica
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In the sparse populations of Barn Swallows seen in Japan, in contrast with the colonial populations seen in Europe, selection pressure favoring the occupation of well-constructed nests is high to avoid high nest predation by crows (Hasegawa et al.
Barn swallows, for instance, hunt by zipping back and forth across a field.
Junction City residents found a few dozen barn swallows in two adjacent barns, Gillin said.
Barn swallows dart around the forests of Chernobyl oblivious of the contamination they are carrying.
When they compared birds that had similar uric acid levels, they found that both the European barn swallows and the American birds with larger amounts of pheomelanin in their feathers survived better.
It has been many years now since I last heard the slap of a beaver's tail on water or the whistling wings of landing geese or seen the graceful flight of barn swallows.
In addition, the KSIA boasts a world-first for a commercial airport in the form of a bird radar system directly linked to the control tower that provides real time information on the movement of an estimated three million barn swallows in the area.
More information about animal migration in general, and about the migration of monarch butterflies, barn swallows, and American eels in particular, is provided in the author notes.
On 6 May 2007, about a dozen cliff swallows were flying among a large number of barn swallows (Hirundo rustica), and several cliff swallows were using the nests under the bridge.
The reproductive output of American barn swallows (Hirundo rustica erythrogaster) was studied over a five year period at a colony in northeast Texas.
Number of barn swallows studied in the Chernobyl wildlife sanctuary; the study found abnormalities like albinism, unusual coloring, tumors and body deformities
They've also noticed new species such as robins, barn swallows, red foxes, sand flies, salmon, and herring--the names for some of which weren't even in their language.