ABOVE: Kalimantan Langur Presbytis frontata is the most widespread but the shyest of the 4 species of Grey Langurs found in Borneo. All 4 species are endemic to Borneo and found nowhere else in the world.

ABOVE: Kalimantan Langur Presbytis frontata is the most widespread but the shyest of the 4 species of Grey Langurs found in Borneo. All 4 species are endemic to Borneo and found nowhere else in the world.
GREAT information – thank you!
I’m writing a children’s story about primates. This resource is going to help me with the section about the surili, especially their alarm calls.