Abrothrix longipilis

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Abrothrix longipilis
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Cricetidae


Abrothrix longipilis, commonly known as the long-haired grass mouse, is a species of rodent in the family Cricetidae. It is found in the southern regions of South America, particularly in Chile and Argentina.

Description[edit | edit source]

Abrothrix longipilis is characterized by its long, soft fur, which is typically grayish-brown on the dorsal side and lighter on the ventral side. The species has a relatively long tail, which is covered with fine hair. Adults typically weigh between 30 to 60 grams and have a body length of 10 to 15 centimeters, excluding the tail.

Habitat[edit | edit source]

This species inhabits a variety of environments, including temperate forests, grasslands, and shrublands. It is often found in areas with dense vegetation, which provides cover from predators and harsh weather conditions. Abrothrix longipilis is adaptable and can also be found in disturbed habitats such as agricultural fields.

Behavior[edit | edit source]

Abrothrix longipilis is primarily nocturnal and terrestrial. It is known for its burrowing behavior, creating complex tunnel systems for shelter and food storage. The diet of A. longipilis consists mainly of seeds, fruits, and small invertebrates. This species plays a significant role in seed dispersal, contributing to the ecological health of its habitat.

Reproduction[edit | edit source]

The breeding season of Abrothrix longipilis varies depending on environmental conditions but generally occurs during the warmer months. Females typically give birth to litters of 3 to 6 young after a gestation period of about 20 to 25 days. The young are altricial, meaning they are born blind and helpless, requiring significant parental care.

Conservation Status[edit | edit source]

According to the International Union for Conservation of Nature (IUCN), Abrothrix longipilis is classified as Least Concern due to its wide distribution and presumed large population. However, habitat destruction and fragmentation pose potential threats to local populations.

Also see[edit | edit source]

References[edit | edit source]


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Contributors: Prab R. Tumpati, MD