Austria Germany Research Species 
10,000 Birds
FEBRUARY 5, 2012
That is very cold for the south of Germany. This thrush is extremely common in urban and suburban Germany and one of the most conspicuous bird species here, comparable to the American Robin in North America. It appears as if some bird species are more susceptible to an infection than others, but many species are affected.
10,000 Birds
MAY 10, 2015
In its natural old-world range, the House Sparrow offers an interesting identification challenge and has vagrant potential since it is a polytypic species with a highly complex taxonomy. The genus Passer has several well-recognized and recognizable species in Europe, and still holds several enigmas.
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