Authors
Igor Karyakin
Denis Afanasyev
Laboratory of Conservation Biology “Ecoton”,
© 2019 Alexey Pazhenkov, Igor Karyakin, Denis Afanasyev, Alexandra Krivopalova, Elena Pazhenkova, published by MME/BirdLife Hungary
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.