Kaunas Tadas Ivanauskas zoology museum, founded on 15th of July in 1919, is one of the oldest museums in Lithuania and the Baltic countries. The founder of the museum was a famous Lithuanian naturalist Prof. Tadas Ivanauskas. After a century of existence, the museum's zoology collection consists of about 300 000 animal preparations. The exposition occupies 2500 sq. m. storage of collections 430 sq. m. The exposition is spread over 3 floors, 6 halls and 96 displays. In exposition halls can be found more than 15,000 animal exhibits, 34 dioramas and 46 ecological compositions. The museum organizes tours, educational classes, lectures, exhibitions and other events. The scientific collections consist of close to 300,000 zoological objects. Museum has a separate department of Lithuanian Bird Ringing Center Ventės Rago Ornithological Station in Šilutė District.