Hylobates klossii (Mentawai Gibbon) is a species of primates in the family gibbons. They are listed as endangered by IUCN and in cites appendix i. They are native to Asia. They are diurnal omnivores. Individuals can grow to 512.79 mm. Reproduction is viviparous. They have parental care (paternal care and female provides care).
EOL has data for 56 attributes, including: