Okinawa Spiny Rat

Tokudaia muenninki

Conservation Status

Critically Endangered

Mammalia · Rodentia · Muridae

About

Muennink's spiny rat or Okinawa spiny rat is a species of rodent in the family Muridae. Endemic to Okinawa Island, Japan, its natural habitat is subtropical moist broadleaf forest. The karyotype has 2n = 44. Its sex chromosomes are abnormally large, while the other two species in Tokudaia have lost their Y chromosome. It is found only on the northern part of the island, above 300 m, and is thought to inhabit an area of less than 3 km2.

Fun Fact

The head and body are up to 7 inches long with a 5-inch tail.

Quick Facts

Habitat

Endemic to Okinawa Island, Japan, its natural habitat is subtropical moist broadleaf forest.

Diet

To be updated

Lifespan

To be updated

Threats

Habitat Destruction
Pollution
Invasive Species
Over-Collection
Climate Change

External Data Sources

Recent sightings on iNaturalist IUCN Red List profile

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