Authors
Barbara Wasilewska
Department of Comparative Anatomy, University of Warmia and Mazury, Olsztyn, Poland
Janusz Najdzion
Department of Comparative Anatomy, University of Warmia and Mazury, Olsztyn, Poland
Maciej Równiak
Department of Comparative Anatomy, University of Warmia and Mazury, Olsztyn, Poland
Krystyna Bogus-Nowakowska
Department of Comparative Anatomy, University of Warmia and Mazury, Olsztyn, Poland
Jacek J. Nowakowski
Department of Ecology and Environmental Protection, University of Warmia and Mazury, Olsztyn, Poland
Anna Robak
Department of Comparative Anatomy, University of Warmia and Mazury, Olsztyn, Poland