The Yellow-headed Wagtail (Motacilla lutea Gm.) as a new species for aviafauna of Ukraine von M. V. Jakovlev, A. I. Korzjukov, D. V. Radkov

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New data on the distribution of the Shag (Phalacrocorax aristotelis (L., 1761)) in Ukraine von D. A. Kivganov, A. I. Korzjukov, O. A. Formanjuk, M. V. Jakovlev

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