Buff-bellied Fat-tailed Mouse Opossum vs Iltis, Waldiltis

Thylamys venustus compared with Mustela putorius

Key Differences

• Buff-bellied Fat-tailed Mouse Opossum is Data Deficient while Iltis, Waldiltis is Vulnerable.

Taxonomic Classification

Rank	Buff-bellied Fat-tailed Mouse Opossum	Iltis, Waldiltis
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order	Didelphimorphia (Beutelrattenartige)	Carnivora (Raubtiere)
Family	Didelphidae	Mustelidae (Weasels & Otters)
Genus	Thylamys	Mustela
Species	Thylamys venustus	Mustela putorius

Evolutionary Relationship

Buff-bellied Fat-tailed Mouse Opossum and Iltis, Waldiltis share a common ancestor at the Class level: Mammalia. (Säugetiere)

Conservation Status

Buff-bellied Fat-tailed Mouse Opossum

DD — Data Deficient

Iltis, Waldiltis

VU — Vulnerable

Physical Characteristics

Attribute	Buff-bellied Fat-tailed Mouse Opossum	Iltis, Waldiltis
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-bellied Fat-tailed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Iltis, Waldiltis

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (10 countries) and South America (Brazil, Colombia). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Buff-bellied Fat-tailed Mouse Opossum

The Buff-Bellied Fat-Tailed Mouse Opossum (Thylamys venustus) is a species in the genus Thylamys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Iltis, Waldiltis

European polecat (Mustela putorius) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.