Long Song: Before sunrise, male Mueller’s gibbons sing a solo song lasting up to 40 minutes to advertise their presence.
Latin name: Hylobates muelleri Where: Jungle Trails Height: 1.5 to 2 ft Weight: 11.5 to 12.5 lbs Lifespan: 40 yrs Habitat: Tropical rainforest Diet: Primarily fruit; some leaves, flowers, and invertebrates Risk Status: Species at Risk (IUCN-Endangered) Range: Borneo, Southeast Asia