The Rose-ringed Parakeets of Heidelberg
10,000 Birds
JANUARY 1, 2012
This is what happens when people choose their pet birds on visual factors alone without taking vocalizations into account. With 7,500 birds (1,500 breeding pairs), the German population is still rather small compared to the numbers the parakeets have built up in the UK or the Netherlands, where the populations range in the 10s of thousands.
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