1. Department of Animal Physiology and Toxicology, Institute of Biology, Faculty of Geography and Biology, Pedagogical University of Cracow, Krakow, Poland;
2. Department of Vertebrate Zoology and Human Biology, Institute of Biology, Faculty of Geography and Biology, Pedagogical University of Cracow, Krakow, Poland;
3. Department of Veterinary Science, Animal Reproduction and Welfare, Institute of Veterinary Sciences, Faculty of Animal Sciences, University of Agriculture in Krakow, Krakow, Poland