In 2015, on Japan’s forested island of Yakushima, a male macaque jumped up onto the back of a female sika deer and started trying to mate with it. At the time, researchers believed that the male’s low ...

Held June 28-30, 1971. Sponsored by the World Health Organization, the Faculty of Veterinary Medicine, University of Bern, and the Research Dept., Swiss Serum and Vaccine Institute. siris_sil_30185 ...