Koichiro Zamma

Rejecting a Bit of Meat to Get More

Koichiro Zamma, 2005 .

Chimpanzee Behavior in the Wild: An Audio-Visual Encyclopedia

Koichiro Zamma, Toshisada Nishida, Takahisa Matsusaka, 2010 .

Chimpanzee Behavior in the Wild

Koichiro Zamma, Toshisada Nishida, W. McGrew, 2010, Springer Japan.