TaxonHub
Polynesian Rat

Polynesian Rat

Rattus exulans

A small nocturnal rodent native to Southeast Asia and the Pacific Islands, known for its remarkable dispersal capabilities and significant ecological impact in introduced regions.

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Polynesian Rat
Polynesian Rat
Polynesian Rat
Polynesian Rat
Polynesian Rat
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Ecology & Habitat

Habitat

Highly adaptable, inhabiting tropical and subtropical forests, grasslands, agricultural landscapes, urban areas, and island ecosystems across the Pacific region

Ecological Role

Significant invasive species causing substantial ecosystem disruption, predating on native invertebrates, seeds, and competing with indigenous fauna, particularly on isolated island ecosystems

Morphology

  • SKIN COAT Dense, short fur ranging from grayish-brown to dark brown, with lighter ventral surface
  • LIMBS WINGS Four digits on forelimbs, five on hindlimbs, with sharp claws enabling climbing and burrowing
  • HEAD SENSORY Pointed snout, large mobile ears, keen sensory capabilities with excellent olfactory and auditory perception
  • BODY STRUCTURE Small rodent, typically 10-15 cm body length, weighing 30-60 grams, with slender build and agile physique
Data Source: TaxonHub Database
Image Credit: Walter Buller
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Related Species in Muridae