Ring-tailed Ground Squirrel (Notocitellus annulatus) lives in desert scrub across Southwestern North America. Its conservation status is Least Concern.
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Fascinating facts about the Ring-tailed Ground Squirrel
At just 383-470 mm long, the ring-tailed ground squirrel is, with half that length taken up by its tail. Its slender, non-bushy tail sports roughly fifteen dark rings. Compared with the California ground squirrel it is a touch smaller, with more slender legs and broader, less-pointed ears.
This squirrel lives only along Mexico's Pacific coast, stretching from Nayarit down to Guerrero, and never climbs higher than about 1,200 m (3,900 ft). It thrives in diverse settings: vine-clad deciduous forests, open rocky slopes, the edges of cultivated fields, and even oil-palm plantations littered with fallen fronds. By nesting in walls, dykes, cactus thickets, or tree holes, it exploits both natural and human-altered landscapes, illustrating how a narrow geographic range can still encompass many micro-habitats.
When it comes to food, the ring-tailed ground squirrel is a true opportunist: it eats corn and other seeds but prefers fruit and nuts, especially oil-palm seeds, wild figs, mesquite seeds and the fleshy fruits of prickly pears. Insects also make the menu. It scurries on the ground, pauses to dig up morsels, and can climb a few metres up a small tree to snatch low-hanging treats, showing a flexible foraging strategy that lets it exploit both the forest floor and the understory.
If startled, this squirrel can freeze, sprint to the nearest burrow, or dash up a tree, peer at the threat, then retreat around the trunk and disappear. At the burrow entrance it often lets out a short whistle or chirping note. While moving it may pause, stand upright on its hind feet, and prop itself up with its tail. When it runs, it carries its tail in a curve, making it more dainty and agile than most ground squirrels.
Breeding occurs in the dry season from December through June; a captured female was found carrying four embryos, indicating a modest litter size. The species is common wherever suitable habitat exists, and the IUCN lists it as "least concern" with no major threats identified.
Sources
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In the sun-baked expanse of the desert landscape, the ring-tailed ground squirrel darts with effortless agility, its long, slender tail streaming behind like a banner as it weaves through rocky outcroppings and scrubby vegetation. With an air of perpetual alertness, this diminutive creature navigates its arid realm, ever-vigilant for the telltale signs of predators lurking in the shadows. As it pauses to survey its surroundings, the squirrel's large, dark eyes seem to drink in every detail of its surroundings, a testament to its remarkable adaptability in this harsh yet beautiful environment.
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