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A tuco-tuco is a neotropical rodent in the family Ctenomyidae. [1] [2] Tuco-tucos belong to the only living genus of the family Ctenomyidae, Ctenomys, but they include approximately 60 different species. The common name, "tuco-tuco", comes from the "tuc-tuc" sound they make while they dig their burrows. [3]
The southern tuco-tuco is a large rodent, ranging in weight from 250–600 grams. Its head-body length is 15–25 cm, while its tail length is 6–11 cm. [3] At this size, it is one of the largest species within the genus Ctenomys. [4]
The highland tuco-tuco lives on the eastern side of the Andes range in the southern half of South America. Its range includes southwestern Bolivia, northwestern Argentina, southern Peru and northern Chile, where it is present at altitudes ranging from 2,500 to 5,000 m (8,200 to 16,400 ft) above sea level. It is found in dry puna grassland where ...
The robust tuco-tuco is a large species of tuco-tuco and grows to a total length of about 255 mm (10 in) including a tail of about 77 mm (3 in). As is the case with other members of the genus, the eyes and ears are small, the fur is dense and the claws on the forefeet are large. The fur is brown and it has a blackish stripe running along its spine.
The Brazilian tuco-tuco (Ctenomys brasiliensis) is a tuco-tuco species. It is found mainly in the state of Minas Gerais in southeastern Brazil, though Charles Darwin mentions it during his trip through present-day Uruguay. Description. The Brazilian tuco-tuco has a reddish-brown coat color. The tail has short hairs covering it.
Diet. The Mendoza tuco-tuco is an herbivore that feeds preferentially on grasses. Populations in the Andean Precordilla region of Mendoza display high selectivity for grasses and avoidance of shrubs with a preference for above ground plant material, despite a fossorial lifestyle and harsh environmental conditions that lower food availability.
The collared tuco-tuco ( Ctenomys torquatus) is a tuco-tuco species from South America. It is found in southern Brazil, Uruguay and northern Argentina, where it lives underground in a burrow it digs in savannah habitats. It is a relatively common species and the IUCN has assessed its conservation status as being of "least concern".
The social tuco-tuco (Ctenomys sociabilis) is a species of rodent in the family Ctenomyidae. It is endemic to Argentina. Its natural habitat is subtropical or tropical dry lowland grassland. Range. The social tuco-tuco is found in the mesic meadows at about 1000 m in elevation.