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Octodontomys gliroides

TAXONOMY

Octodontomys gliroides (Gervais and d'Orbigny, 1844), La Paz, La Paz Department, Bolivia.

OTHER COMMON NAMES Spanish: Rata cola pincel.

PHYSICAL CHARACTERISTICS

Head and body length 6.3-7.1 in (161-182 mm); tail 5.1-7 oz (130-180 mm); 3.5-7 oz (100-200 g). Pelage is thick with grayish dorsal color and white venter. Tail bicolored and tufted. Ears relatively large and auditory bullae enlarged.

DISTRIBUTION

Higher elevations in north Chile, southwest Bolivia, and northwest Argentina.

HABITAT

Occupies burrows in xeric scrub areas comprised of various cacti, bushes, and rocks.

BEHAVIOR

Nocturnal species. Can be solitary or live in small groups. Vocalizes and bathes in dust.

FEEDING ECOLOGY AND DIET

Forages aboveground on fruits of cacti and acacia pods as well as other plants.

REPRODUCTIVE BIOLOGY

Gestation approximately 101 days and litter size ranges from one to three. Seasonal breeder producing two litters per year.

CONSERVATION STATUS

Considered common, not threatened.

SIGNIFICANCE TO HUMANS None known. ♦

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