Wplyw introdukcji i wedrowek zwierzat na ksztaltowanie sie ich parazytofauny

European bisons and Cervides are good models for studies on formatting of helminthofauna of ruminants. The formatting of the helminthofauna of European bisons and Cervides under the influence of numerous environmental changes and their living conditions was analised in detail. The great exchange of helminths between European bisons and Cervides was shown. Examples of the introduction of helmints with particular species of Cervides were also discussed.