The development of agricultural civilization and shrinking forest habitats were followed by attempts to preserve vanishing animal species. As early as in the 15th century Polish King Władysław Jagiełło placed the European bison under protection. The author presents various forms of animal protection: bosquets (artificial woods), vivaria and bestiaries.
Scabies was observed in 9 species of mammals at the Zoological Garden of Łódź in years 1957-1989. Sarcoptes scabiei spp. was found in capybaras, tapirs and camelids. Notoedres cati was recorded from the siberian tiger, but Notoedres sp. from the Erinaceus europaeus. Scabies was also found in a wild sead Tapla europaea at the Zoo area.