Mammals · Paucituberculata · Caenolestidae
Chilean Shrew Opossum
Rhyncholestes raphanurus
It could become endangered in the near future if current threats go unchecked. See full glossary
The Chilean shrew opossum is a tiny marsupial of the temperate rainforest of southern Chile and neighbouring parts of Argentina, including the island of Chiloé. It belongs to the Paucituberculata, an extremely ancient order that was diverse in South America millions of years ago and of which only a few Andean species remain today. It has a long, mobile snout, small eyes and forward-projecting lower incisors with which it seizes invertebrates among the damp leaf litter.
Weight
20 g – 40 g
Size
10 cm – 13 cm
Diet
Insectivore
Feeds mainly on insects and other invertebrates.
Activity
Nocturnal
Active mainly at night.
Social structure
Solitary
Lives and hunts alone, joining others only to breed.
Sighting difficulty
Moderate
Fun facts
- It stores fat in its tail, which thickens noticeably before winter as an energy reserve: hence its epithet raphanurus, meaning radish tail.
- It belongs to a marsupial lineage that already existed when South America was an isolated continent, and only seven related species survive in the whole world.
Life cycle & biology
- Skeleton type
- Vertebrate - internal bony skeleton (mammal)
- Habitat & environment
- Damp understorey and leaf litter of the Valdivian temperate forest of Chile and Argentina
- Litter / clutch size
- 4
Sources consulted: https://es.wikipedia.org/wiki/Rhyncholestes_raphanurus
Where to find it
See its range on the interactive mapBest time: All year in the temperate rainforests of Chile and the island of Chiloé, at night, on the damp ground beneath fallen logs.
Related species
Other species in the catalogue with the most in common with Chilean Shrew Opossum — same habitat, park, country, tags or family.
Southern Pudu
Pudu puda
Silky Shrew Opossum
Caenolestes fuliginosus
Near ThreatenedJaguar
Panthera onca
Southern Monito del Monte
Dromiciops gliroides
Least ConcernNine-banded Armadillo
Dasypus novemcinctus
Pichi
Zaedyus pichiy
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