Moojen's Atlantic spiny-rat, (''Trinomys moojeni'') is a spiny rat

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

from

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...

. It is found in

Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...

. It is named after twentieth-century Brazilian zoologist

João Moojen João Moojen de Oliveira (December 1, 1904 in Leopoldina, Minas Gerais, Leopoldina, MG, Brazil – March 31, 1985 in Rio de Janeiro, RJ, Brazil) was a zoologist dedicated to the systematics of Brazilian mammals, particularly rodents and primates ...

. It is a small caviomorph rodent locally known as "Rabo-de-facho" (Portuguese) due to its retiform hairs and long penciled tail. The maximum head and body length of this species is 177mm. These species is threatened by habitat loss and restricted geographical distribution. These rodents have a nocturnal habits, using hollow logs, and holes in the ground as shelters during the day. Their diet consists of seeds, fruits, fungi, leaves, and insects.

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