A tawny owl (Strix aluco)
liver samples were sent from Kaunas Tadas Ivanauskas Zoological Museum to the National Veterinary Research Institute in Pulawy (Poland). Birds of prey are good indicators of environmental chemical contamination. European Raptor Biomonitoring Facility ERBFacility
and LIFE APEX
project performs biomonitoring of pollutants throughout Europe. Kaunas Tadas Ivanauskas Zoological Museum joined the biomonitoring network in 2019.