This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain. --- See http://commons.wikimedia.org/wiki/Category:Pearson_Scott_Foresman_publisher animal mammal ape Gorilla
Source: http://commons.wikimedia.org/wiki/File:Chimpanzee_%28PSF%29.jpg This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain. unchecked animal mammal Grayscale Chimpanzee
orangutan wood cut illustration from 1923 "ABC Book" by C.B. Falls (LCCN: 23002228); http://openlibrary.org/b/OL13440008M orangutan ape primate Orangutan Wood Cut
This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain. --- See http://commons.wikimedia.org/wiki/Category:Pearson_Scott_Foresman_publisher animal mammal ape Mandrill
