Mammals Active during the day

Cliff Chipmunk

Neotamias dorsalis

iNaturalist Wikipedia

Meet the mountain athlete of the American Southwest. The Cliff Chipmunk is a master of vertical terrain, turning sheer rock walls into its personal playground.

0 Sightings

0 Habitats

Quick Identification

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Size

Total length: 21–25 cm (8.3–9.8 in); Weight: 50–70 g (1.8–2.5 oz)

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Colors

Grayish-brown upperparts with a dark central dorsal stripe; side stripes are very faint or absent; belly is creamy white; tail is bushy and gray with white-tipped hairs.

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Key Features

Indistinct or faint side stripes compared to other chipmunks
Pronounced dark stripe running down the center of the back
Bushy, grayish tail often held vertically when running
Specialized for climbing vertical rock faces

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 April-October

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Diet Omnivorous; primarily feeds on pinyon pine seeds, juniper berries, and acorns. They also supplement their diet with insects, fruits, and occasionally bird eggs.

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Habitat Rocky canyons, cliff walls, boulder fields, and pinyon-juniper woodlands.

public Geographic range

Where Does the Cliff Chipmunk Live?

The Cliff Chipmunk is a native of the interior Western United States and Northern Mexico. Its core range spans the rugged landscapes of Arizona, New Mexico, Utah, and Nevada, reaching south through the Sierra Madre Occidental in Mexico. You will primarily find them where arid woodlands meet steep, rocky topography, creating a perfect vertical playground for these agile climbers.

Basemap © OpenStreetMap contributors

2 Countries

1.2M km² Range

Least Concern Conservation

US United States

Marginal

MX Mexico

Marginal

Elevation range

0 m1,000 m2,000 m4,000 m

1,500 m – 3,700 m

eco

iNaturalist / Verified observation data

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Behavior

The Cliff Chipmunk is the mountain athlete of the rodent world. While most chipmunks are associated with forest floors, this species is a vertical specialist, perfectly adapted for life among sheer canyon walls and boulder fields. They are incredibly agile, using their sharp claws to scale steep rock faces that would leave other mammals grounded. Unlike many other ground squirrels, they do not hibernate deeply or store massive amounts of body fat, instead relying on their wits and hidden pantries to survive the winter.

These chipmunks are known for being "scatter-hoarders." They spend their autumn days frantically collecting seeds and nuts, which they stash in hundreds of tiny crevices across their rocky territory. During the winter, they remain somewhat active, waking up during warmer spells to visit these caches. They are generally shy and alert, often using high rocky vantage points to keep a lookout for predators like hawks or snakes, letting out a sharp, high-pitched 'chip' to warn others of danger.

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Camera Tips

To capture the Cliff Chipmunk on camera, placement is everything. Don't just look at the ground; look for "transit points" along rocky ledges or at the base of large boulder piles. Position your AI camera about 12-18 inches off the ground, angled slightly upward if you're placing it near a rock face. Since they are small and remarkably fast, a high trigger speed (under 0.3 seconds) is essential to catch them before they zip out of the frame.

Baiting can be very effective in rocky backyard environments. A small pile of unsalted sunflower seeds or pinyon nuts placed on a flat "stage" rock will encourage them to pause long enough for a clear photo. If you are in a particularly dry area, providing a shallow water source or a ground-level birdbath near rock cover will act as a powerful magnet, especially during the hot afternoon hours when they seek hydration between foraging runs.

Lighting can be tricky in canyons or near cliffs due to harsh, high-contrast shadows. Try to place your camera in a spot that receives filtered light through pinyon branches or use a model with a good dynamic range. These chipmunks are most active in the mid-morning and late afternoon, so ensure your camera lens isn't facing directly into the rising or setting sun, which can cause lens flare and wash out their subtle stripe patterns.

Similar Species

Species that look similar or are commonly confused with Cliff Chipmunk.

Uinta Chipmunk

Has much bolder, more distinct white and dark side stripes and prefers denser forest cover.

Least Chipmunk

Noticeably smaller with high-contrast stripes that run all the way to the base of the tail.

Rock Squirrel

Significantly larger (the size of a tree squirrel) and lacks the facial and back stripes characteristic of chipmunks.

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Frequently Asked Questions

Cliff Chipmunks are diurnal, meaning they are active during the day. They are most frequently seen in the mid-morning and late afternoon when temperatures are moderate, avoiding the peak heat of the midday sun in their arid environments.

If you live near rocky terrain, you can attract them by providing a consistent water source and offering native seeds like sunflower or pinyon nuts. Providing rock piles or leaving natural rocky outcrops undisturbed gives them the cover they need to feel safe.

Their diet is heavily focused on seeds and nuts, specifically from pinyon pines and junipers. They are also opportunistic, eating various wild berries, seasonal fruits, and small insects when available.

They are common in suburban neighborhoods that border their natural rocky habitats, especially in mountain communities. However, they are rarely found in flat, open residential areas that lack vertical rock structures or dense brush.

The Cliff Chipmunk is grayer overall and has much fainter side stripes that often blend into its body color. In contrast, the Uinta Chipmunk has bold, high-contrast stripes and prefers more heavily forested, higher-altitude areas.

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