Hoolock Directory References Discover A History of U.S. Presidential Elections in Maps 6 Cultures That Recognize More than Two Genders Why We Celebrate MLK Day 9 Mind-Altering Plants History of Technology Timeline 9 Animals That Look Like Leaves 10 Democrats Who Made History Contents Hoolock primate genus Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:gibbons In gibbon…be divided into four genera: Hoolock, Hylobates, Nomascus, and Symphalangus. Molecular data indicate that the four groups are as different from one another as chimpanzees are from humans.Read More