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One of a group of noisy house sparrows spotted on a sunny spring day. While house sparrows have successfully colonized most of the world, monitoring studies suggest they are in decline in many areas, including urban. An alarm signal for deteriorating environmental conditions when even common species are on the decrease.
Rocks on lake shore, urban.
House sparrows exhibit strong sexual strong dimorphism. With no grey crown and a pale supercilium, this is a female.
Lat: 46.46, Long: 6.85
Spotted on Mar 11, 2015
Submitted on Mar 12, 2015
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