Mammals nocturnal

Lesser Oriental Chevrotain

Tragulus kanchil

The world's smallest hoofed mammal is a living fossil that tip-toes through the shadows. Known as the 'mouse-deer,' the Lesser Oriental Chevrotain is a master of camouflage and a legendary figure of the Asian rainforest.

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Quick Identification

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Size

Length: 40-48 cm (16-19 in); Shoulder Height: 20 cm (8 in); Weight: 1.5-2.5 kg (3.3-5.5 lbs)

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Colors

Reddish-brown upperparts with a darker stripe along the spine; white underparts; distinctive white 'V' or 'Y' shaped markings on the throat and chest.

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Key Features

Extremely small, rabbit-sized hoofed mammal
Pencil-thin legs with a rounded, hunched body
Large dark eyes and a small, twitching pinkish nose
Males have protruding tusk-like upper canine teeth instead of antlers

When You’ll See Them

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Activity pattern nocturnal

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Peak hours 7 PM - 11 PM and 3 AM - 5 AM

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Season Year-round

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Diet Strictly herbivorous, foraging for fallen wild fruits, berries, young leaves, succulent shoots, and occasionally fungi found on the forest floor.

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Habitat Primary and secondary tropical forests, thickets, and sometimes rural gardens or plantations with dense cover and nearby water.

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Behavior

The Lesser Oriental Chevrotain, often called the 'Kanchil' in its native range, is one of the most elusive and primitive hoofed mammals on Earth. These shy creatures are primarily solitary, moving with a quiet, high-stepping gait through the dense leaf litter of the forest floor. They are incredibly cautious; at the slightest hint of a predator, they freeze or perform a rapid, zigzagging dash through the undergrowth. One of their most fascinating behaviors is 'foot-drumming,' where they rapidly beat their hooves against the ground when they feel threatened or to signal their presence to other mouse-deer.

Because they are so small and lack the natural defenses of larger deer, like antlers or high-speed endurance, they rely heavily on their knowledge of the local terrain to hide in hollow logs or thick vegetation. While they are generally wary of humans, they have been known to inhabit forest edges near gardens or fruit plantations, making them a thrilling find for backyard camera users in Southeast Asia. In local folklore, the Kanchil is celebrated as a 'trickster' figure, using its wit to outsmart larger animals like crocodiles and tigers.

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Camera Tips

Capturing the Lesser Oriental Chevrotain on camera requires a very specific setup because of their diminutive stature. Standard trail camera heights (waist-high) will likely miss them entirely or only catch the top of their backs. You should mount your camera extremely low—no more than 6 to 10 inches off the ground. Aiming the lens slightly upward or ensuring it is perfectly level with the forest floor is crucial for getting a full-body profile of these tiny ungulates.

Placement is everything. Look for 'micro-trails'—tiny, worn paths through leaf litter that look too small for a dog or a pig. These are often Kanchil highways. If you have a fruiting tree in your backyard or near the forest edge (like a wild fig or jackfruit), place your camera facing the ground beneath the canopy. They are highly attracted to fallen fruit and will return to the same spot night after night as long as the fruit is dropping.

Because they are mostly active at night, your camera's infrared (IR) performance is critical. To avoid 'white-out' photos where the animal looks like a glowing ghost, try to position the camera at least 5-8 feet away from the target zone. Use a high-speed trigger setting; mouse-deer are surprisingly quick and can move in and out of the frame in a fraction of a second. If your camera supports video, 10-15 second clips are much better than still photos for observing their delicate movements and 'tusk' displays.

Avoid using loud mechanical triggers or cameras with a visible red glow if possible, as these can startle the animal. While they don't respond much to human scents compared to larger deer, keeping the area quiet and undisturbed is the best way to encourage them to linger. In suburban settings, keep domestic pets indoors at night, as the presence of a cat or dog will immediately drive a chevrotain into deep cover.

Similar Species

Species that look similar or are commonly confused with Lesser Oriental Chevrotain.

Greater Oriental Chevrotain

Larger in size (up to 5-8kg) with longer legs and more complex white patterning on the throat.

Indian Spotted Chevrotain

Easily distinguished by the rows of white spots and stripes along its flanks, which the Lesser Oriental Chevrotain lacks.

Frequently Asked Questions

They are primarily nocturnal and crepuscular. You are most likely to see them on camera shortly after sunset or just before dawn, though they may move during the day in very quiet, deep-shade environments.

The best way to attract them is by maintaining dense, low-growing vegetation and planting native fruit-bearing trees. They are especially fond of fallen, soft fruits and will visit quiet, shaded corners of a garden that offer plenty of cover.

Their diet consists almost entirely of fallen fruits, seeds, young leaves, and tender stems. They rarely graze on grass, preferring the high-energy nutrients found in forest fruits.

They are rarely found in urban centers, but they are common in suburban areas that border secondary forests, rubber plantations, or large wooded parks in Southeast Asia.

The Lesser Oriental Chevrotain is significantly smaller and has a less pronounced dark stripe on its nape. It also lacks the five white stripes on the throat found on the Greater species, usually having only three.

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