Common Fat-tailed Mouse Opossum vs gorilla

Thylamys pusillus compared with Gorilla gorilla

Key Differences

• Common Fat-tailed Mouse Opossum is Least Concern while gorilla is Critically Endangered.

Taxonomic Classification

Rank	Common Fat-tailed Mouse Opossum	gorilla
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Didelphimorphia (负鼠目)	Primates (灵长目)
Family	Didelphidae	Hominidae (Great Apes)
Genus	Thylamys	Gorilla (Gorillas)
Species	Thylamys pusillus	Gorilla gorilla

Evolutionary Relationship

Common Fat-tailed Mouse Opossum and gorilla share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Common Fat-tailed Mouse Opossum

LC — Least Concern

gorilla

CR — Critically Endangered

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Common Fat-tailed Mouse Opossum	gorilla
Diet	—	Herbivore
Average Lifespan	—	40 years
Average Length	—	1.7 m
Average Weight	—	160.0 kg

Habitat & Geographic Range

Common Fat-tailed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

gorilla

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 4 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Cameroon, Congo (Republic), Equatorial Guinea, and Gabon. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

gorilla

西部大猩猩是世界上最大的灵长类动物，体重可达180千克，栖息于赤道非洲的热带和亚热带森林。主要为草食性，以保护族群并调解社会冲突的银背雄性为首形成家族群体。由于森林砍伐、丛林肉偷猎和埃博拉病毒疾病暴发，被列为极度濒危（CR）。