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Anna Charuta
Vertebrates Morphology Department, Siedlce University of Natural Sciences and Humanities, Konarskiego 2, 08-110 Siedlce, Poland
Barbara Biesiada-Drzazga
Department of Breeding Methods and Poultry and Small Ruminant Breeding, University of Natural Sciences and Humanities, Prusa 14, 08-110 Siedlce, Poland
Małgorzata Dzierzęcka
Department of Morphological Science, Faculty of Veterinary Medicine, Warsaw University of Life Sciences, Nowoursynowska 166, 02-776 Warszawa, Poland
Ewa Poławska
Institute of Genetics and Animal Breeding, Polish Academy of Sciences, 05-552 Jastrzębiec, Poland
Matylda Trusewicz
Department of Conservative Dentistry, Pomeranian Medical University, 71-466 Szczecin, Poland
Ross Gordon Cooper
Eurohouse, Dog Kennel Lane, Walsall WS1 2 BU, England, United Kingdom