The I.I. Schmalhausen Institute of Zoology of National Academy of Sciences of Ukraine is the oldest institution in Ukraine specialised in general zoology. Today the Institute is a worldwide known zoological institution with a powerful scientific potential and corresponding structure includes the library containing 153 thousands of special publications and the editorship of the «Zoodiversity» (former Vestnik Zoologii) journal. Within the Institute, 3 scientific societies are working: The Ukrainian Scientific Society of Parasitologists, The Ukrainian Entomological Society, and The Ukrainian Theriological Society.