EN
Three 1 year old sheep were infected per os with 1000, 2000, and 13000 invasive larvae of Elaphostrongylus cervi. Animals did not show any clinical symptoms of invasion. No larvae of this nematode were found in the samples of faeces during the experiment. During post mortem examination of infected sheeps no parasites or their larvae were found in tissues, and no pathological lesions caused by parasites were observed.