Mammals Active during the day

Nilgiri Langur

Semnopithecus johnii

iNaturalist Wikipedia

Meet the 'Ghost of the Sholas,' a striking black-furred primate with a golden crown found only in the mist-covered mountains of South India. This rare langur is a master of the canopy, known for its incredible leaps and haunting vocalizations.

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Quick Identification

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Size

Head-body length 58–78 cm (23–31 in), tail 68–97 cm (27–38 in), weight 9–15 kg (20–33 lbs)

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Colors

Lustrous jet-black body fur; distinct golden-brown or yellowish mane around the head and neck. Females feature a small, diagnostic white patch on the inner thighs.

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Key Features

Shaggy golden-brown crown contrasting with black body
Long tail exceeding body length
White inner-thigh patch on females
High-pitched 'whooping' vocalization

When You’ll See Them

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Activity pattern Active during the day

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Peak hours 7-11 AM, 3-6 PM

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Season Year-round

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Diet Primarily folivorous, focusing on young leaves and shoots, but they also consume a wide variety of wild fruits, flowers, and occasional bark.

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Habitat Dense evergreen forests, montane shola forests, and occasionally tea or coffee plantations with significant shade tree cover.

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Where Does the Nilgiri Langur Live?

Native to the southern tip of the Asian continent, the Nilgiri Langur is an endemic species found exclusively in the Western Ghats of South India. Its core range spans the Nilgiri Hills across the states of Tamil Nadu, Kerala, and Karnataka, thriving in the moisture-rich shola forests and evergreen tracts of this mountain range. Because it is a habitat specialist restricted to these high-altitude and montane forests, it has no introduced populations elsewhere in the world.

Basemap © OpenStreetMap contributors

1 Countries

20K km² Range

Vulnerable Conservation

IN India

Marginal

Elevation range

0 m1,000 m2,000 m4,000 m

300 m – 2,500 m

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iNaturalist / Verified observation data

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Behavior

The Nilgiri Langur is a highly arboreal primate that spends most of its life in the canopy. They are social creatures, typically living in groups, or troops, led by a dominant male accompanied by several females and their young. They are known for their spectacular agility, leaping through the treetops with ease and often covering significant distances between branches using their long tails for balance.

Communication within the troop is complex, involving various vocalizations, most notably the loud, resonant 'whoop' call of the adult male used to define territory and keep the group together. While naturally shy and elusive around humans, they have become somewhat habituated in areas where plantations or gardens border protected forests. In these fringe zones, they may occasionally venture onto the ground to cross gaps in the canopy, though they much prefer the safety of the heights.

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Camera Tips

To capture the Nilgiri Langur, height is your best friend. Since these monkeys are primarily canopy-dwellers, a standard ground-level trail camera will likely only catch them if they are crossing between forest patches on the ground. Instead, aim to mount your camera 10 to 20 feet up in a sturdy tree that borders a clear flight path or a known fruiting tree. Angle the camera slightly downward to capture the full profile of the langur as it moves along branches.

While we don't recommend baiting wild primates, placing your camera near natural attractants like wild nutmeg or ficus trees during their fruiting season is highly effective. If you live in an area where they frequent backyard gardens or plantations, look for 'superhighways'—specific branches or rooflines they use daily to navigate. Langurs are creatures of habit and will often follow the same route to their favorite sleeping or feeding trees.

For settings, use a high shutter speed or a dedicated 'fast motion' mode. These monkeys are incredibly quick, especially when leaping, and a standard setting may result in a black blur. Because of their glossy black fur, they can be difficult to expose correctly; if your camera allows, a slight overexposure can help bring out the details of their fur texture and mane in deep forest shade.

Finally, utilize the time-lapse feature if the camera is positioned near a suspected feeding site. Nilgiri Langurs spend a significant portion of their morning and late afternoon foraging and grooming. Capturing these social interactions provides much more compelling footage than a simple motion-triggered clip of a monkey moving past the lens.

Similar Species

Species that look similar or are commonly confused with Nilgiri Langur.

Gray Langur

Much lighter in color with silver-gray fur and a black face, lacking the Nilgiri's distinctive golden-brown mane and black body.

Lion-tailed Macaque

Smaller with a much shorter, tufted tail and a prominent silver-white mane that circles the entire face.

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Frequently Asked Questions

Nilgiri Langurs are diurnal, meaning they are active during the day. They exhibit two main peaks of activity: early morning (7 AM to 11 AM) and late afternoon (3 PM to sunset), spending the midday heat resting in the deep shade of the canopy.

The best way to attract Nilgiri Langurs if you live near their habitat is to maintain native fruit-bearing trees like Ficus or Wild Nutmeg. Avoid providing human food, as this can cause health issues and dependency; instead, focus on creating a 'canopy bridge' of tall trees that allows them to travel safely.

They are primarily leaf-eaters (folivores), favoring young, tender shoots. However, they also enjoy a wide variety of wild fruits, flowers, and seeds depending on the season, which provides the necessary energy for their active lifestyle.

They are generally shy and prefer dense forests, but they are increasingly seen on the edges of suburban areas that border the Western Ghats, particularly in tea or coffee estates and gardens that have retained tall shade trees.

Identification is straightforward: the Nilgiri Langur has a glossy jet-black body and an orangey-brown mane, whereas the Gray Langur (Hanuman Langur) is predominantly silver-gray with a black face and lacks the golden crown.

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