Mandrills (Mandrillus sphinx) and baboons (Papio) are both large primates who form complex social groups and are highly intelligent. These large, powerful monkeys both inhabit Africa , and they ...

The volcanic island of Bioko, about 160 kilometers, or 100 miles, northwest of mainland Equatorial Guinea, is carpeted in lush green tropical rainforest. This forest is home to many endemic animals, ...