Dusky langur monkey (Trachypithecus obscurus), Prachuap Kiri Khan, Thailand, Southeast Asia, Asia

Monkeys in Krabi, Thailand, Southeast Asia, Asia

A dusky leaf monkey (spectacled langur) (dusky langur) in Langkawi rainforest, Malaysia, Southeast Asia, Asia

A dusky leaf monkey (spectacled langur) (dusky langur) on a rooftop at the Datai hotel in the Langkawi rainforest, Malaysia, Southeast Asia, Asia

A young dusky leaf monkey (spectacled langur) (dusky langur) in Langkawi rainforest, Malaysia, Southeast Asia, Asia

Dusky leaf monkey (Trachypithecus obscurus), adult on tree, captive, Adelaide, South Australia, Australia, Oceania

dusky leaf monkey or spectacled langur adult male leaf monkey sitting on tree trunk portrait Asia

Spectacled langur (Trachypithecus obscurus) Thailand

Spectacled langur (Trachypithecus obscurus) Thailand

Spectacled langur (Trachypithecus obscurus) Thailand