Temporal Changes of Genetic Population Structure and Diversity in the Endangered Blakiston's Fish Owl (Bubo blakistoni) on Hokkaido Island, Japan, Revealed by Microsatellite Analysis Omote, Keita and Nishida, Chizuko and Takenaka, Takeshi and Masuda, Ryuichi, Zoological Science, 29, 299-304 (2012), DOI:http://dx.doi.org/10.2108/zsj.29.299