Common Fat-tailed Mouse Opossum vs ソライロカザリドリ

Thylamys pusillus compared with Cotinga cayana

Taxonomic Classification

Rank	Common Fat-tailed Mouse Opossum	ソライロカザリドリ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Aves (鳥類)
Order	Didelphimorphia (Didelphimorphia)	Passeriformes (スズメ目)
Family	Didelphidae	Cotingidae
Genus	Thylamys	Cotinga
Species	Thylamys pusillus	Cotinga cayana

Evolutionary Relationship

Common Fat-tailed Mouse Opossum and ソライロカザリドリ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Common Fat-tailed Mouse Opossum

LC — Least Concern

ソライロカザリドリ

LC — Least Concern

Physical Characteristics

Attribute	Common Fat-tailed Mouse Opossum	ソライロカザリドリ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Fat-tailed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

ソライロカザリドリ

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (5 countries) and South America (Colombia, Ecuador, Venezuela).

Common Fat-tailed Mouse Opossum

The Common Fat-tailed Mouse Opossum (<em>Thylamys pusillus</em>) is a small marsupial belonging to the genus Thylamys within the family Didelphidae. Like other members of its genus, this species typically stores fat in its tail, which becomes swollen during periods of food abundance and is metabolised during leaner times, a physiological adaptation that provides energy reserves. <em>Thylamys pusillus</em> is generally found in diverse terrestrial and aquatic ecosystems, often in dry woodlands, scrublands, and grassland habitats of South America. The species is assessed as Least Concern on the IUCN Red List, indicating it is not currently considered at risk of extinction. Detailed geographic range data are not available in the current record, but members of this genus are typically distributed across parts of Argentina, Bolivia, Paraguay, and Uruguay. Biological traits including average lifespan, body dimensions, and specific dietary composition remain poorly documented in the scientific literature, though Thylamys species are generally considered omnivorous, often consuming insects, small vertebrates, and plant material.

ソライロカザリドリ

スパングルドコティンガ(Cotinga cayana)はIUCNレッドリストで軽度懸念(LC)に分類されている。分布域全体にわたって広く分布し個体数が豊富で、個体数は安定しており直接的な保全上の懸念はない。