- Article in journal2004. First neotaphonomic observations on bone assemblages from Białowieża (nort-east Poland): their relevance for European Pleistocene sites. Paleo 16 : 91-106.
- Other2004. The role of scavenging in the predator community of Białowieża Primeval Forest. Zakład Badania Ssaków PAN, Białowieża
- Article in journal2004. Mainland quokkas. Nature Australia 27 : 26-33.
- Article in journal2004. Home range and movements of the quokka Setonix brachyurus (Macropodidae: Marsupialia), and its impact on the viability of the metapopulation on the Australian mainland. Journal of Zoology (London) 263 : 219-228. DOI: https://doi.org/10.1017/S0952836904005060 PDF
- Book chapter2004. Small mammal taphonomy of raven Corvus corax pellets: archaeological perspectives. In: Petits animaux et sociétés humaines. Du complément alimentaire aux resources utilitaires. XXIV Rencontres Internationales d'Archéologie et d'Historie d'Antibes. Eds. Brugal JP, Desse J. Éditions APDCA, Antibes : 317-320.
- Article in journal2004. The diet of the Marbled Teal Marmaronetta angustirostris in southern Alicante, eastern Spain. Revue d'Ecologie, Terre et Vie 59 : 475-490. PDF
- Article in journal2004. Herbivory and competition slow down invasion of a tall grass along a productivity gradient. Oecologia 141 : 452-459. DOI: https://doi.org/10.1007/s00442-004-1664-6
- Article in journal2004. Digestive strategies in two sympatrically occurring lagomorphs. Journal of Zoology 264 : 1-8. DOI: https://doi.org/10.1017/S0952836904005722
- Book chapter2004. Current state, threats and conservation strategy for European bison. In: Proceedings of the Conference 'European Bison Conservation' 30 September - 2 October 2004, Białowieża, Poland. : 113-114.
- Book chapter2004. Stan, zagrożenia i strategia ochrony gatunku. Materiały konferencyjne "Ogólnopolska Konferencja 'Ochrona ssaków - populacje wolno żyjące' - Jeziory 19-20.03.2004. XX-lecie Wydziału Biologii Uniwersytetu im. Adama Mickiewicza". : 10-11.