[1] Univ Ostrava, Fac Sci, CZ-71000 Ostrava, Czech Republic
[2] Univ S Bohemia, Dept Zool, Fac Sci, CZ-37005 Ceske Budejovice, Czech Republic
[3] Usti nad Labem Zoo, CZ-40007 Usti Nad Labem, Czech Republic
[4] Unit Pelaksana Badan Pengelolaan Hutan Lindung Su, Balikpapan 76127, Indonesia