Born in 1936, Jan van Hooff’s childhood predestined him to become a famous animal behavourist. After all, his parents were the directors of Burgers Zoo in Arnhem, and this is […]
chimpanzees
2 posts
In 2005, the United Nations held an emergency to announce the startling fact that within the next 30 years, the world’s great apes will ALL be extinct. In other words, […]