• Article in journal
    Łomnicki A. 2009. Spotkanie teorii Darwina z genetyką. Kosmos 61 (3-4) : 315-317.
  • Popular article
    Samojlik T, Jędrzejewska B. 2009. Żubr litewski w wiekach średnich. Matecznik 1-2 : 15-16.
  • Article in journal
    Łomnicki A. 2009. Scramble and contest competition, unequal resource partitioning and resource monopolization as determinants of population dynamics. Evolutionary Ecology Research  11 : 371-380.
  • Article in journal
    Melis C, Jędrzejewska B, Apollonio M, Bartoń KA, Jędrzejewski W, Linnell JDC, Kojola I, Kusak J, Adamic M, Ciuti S, Delehan I, Dykyy I, Krapinec K, Mattioli L, Sagaydak A, Samchuk N, Schmidt K, Shkvyrya M, Sidorovich VE, Zawadzka B, Zhyla S. 2009. Predation has a greater impact in less productive environments: variation in roe deer, Capreolus capreolus, population density across Europe. Global Ecology and Biogeography 18 : 724-734. DOI: 10.1111/j.1466-8238.2009.00480.x
  • Article in journal
    Schmidt K, Jędrzejewski W, Okarma H, Kowalczyk R. 2009. Spatial interactions between grey wolves and Eurasian lynx in Białowieża Primeval Forest, Poland. Ecological Research  24 : 207-214. DOI: 10.1007/s11284-008-0496-y
  • Article in journal
    Zub K, Szafrańska PA, Konarzewski M, Redman P, Speakman JR. 2009. Trade-offs between activity and thermoregulation in a small carnivore, the least weasel Mustela nivalis. Proceedings of the Royal Society of London, Series B – Biological Sciences 276 : 1921-1927. DOI: 10.1098/rspb.2008.1936
  • Article in journal
    Tokarska M, Ruczyńska I Zalewska H, Wójcik AM, . 2009. Over seasonal and sex-independent expression of kappa casein gene (CSN3) in mammalian blood lymphocytes. Biochemical Genetics 47 : 602-608. DOI: 10.1007/s10528-009-9253-3
  • Book
    Jędrzejewski W, Nowak S., Kurek R., Mysłajek R.W., Stachura K., Zawadzka B., Pchałek M. 2009. Animals and roads. Methods of mitigating the negative impact of roads on wildlife. Mammal Research Institute PAS, Białowieża
  • Book chapter
    Krasińska M, Krasiński ZA. 2009. The Białowieża bison. In: Białowieża National Park, know it, understand it, protect it. Eds. Okołów C, Karaś M, Bołbot A. Białowieski Park Narodowy, Białowieża : 111-126.
  • Book chapter
    Zub K. 2009. Mammals. In: Białowieża National Park, know it, understand it, protect it. Eds. Okołów C, Karaś M, Bołbot A. Białowieski Park Narodowy, Białowieża : 127-142.