The Genus Hylobates, also known as the gibbons, is a group of small, arboreal apes found in Asia. They are known for their distinctive vocalizations and swinging locomotion. Some synonyms for the Genus Hylobates include the term "lesser apes" or "small apes," which distinguishes them from the larger great apes such as orangutans and gorillas. Other synonyms might include the common names of the different species within the genus, such as the siamang, the lar gibbon, and the white-handed gibbon. Regardless of the name used, these primates are fascinating creatures with unique behaviors and adaptations.