Birds Sounds

Birds from the western borders of Russia to the Far East within the middle zone, i.e. the entire territory of Russia except for the Arctic, southern mountains and deserts. The most complete species composition of birds is presented for the European part of Russia (100% of the species composition), to a lesser extent - for Siberia (80-90%), least of all - for the Far East (about 60% of the species composition).
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Application work without internet connection and doesn't contain ads ;)