Ash-breasted Tit-Tyrant vs least weasel

Anairetes alpinus compared with Mustela nivalis

Key Differences

• Ash-breasted Tit-Tyrant is Endangered while least weasel is Near Threatened.

Taxonomic Classification

Rank	Ash-breasted Tit-Tyrant	least weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Carnivora (Carnivorans)
Family	Tyrannidae	Mustelidae (Weasels & Otters)
Genus	Anairetes	Mustela
Species	Anairetes alpinus	Mustela nivalis

Evolutionary Relationship

Ash-breasted Tit-Tyrant and least weasel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Ash-breasted Tit-Tyrant

EN — Endangered

least weasel

NT — Near Threatened

Physical Characteristics

Attribute	Ash-breasted Tit-Tyrant	least weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ash-breasted Tit-Tyrant

Habitat

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

Range

Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

least weasel

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 4 distinct biome types spanning the Australasia and Oceanian and Palearctic realms.

Range

Widely distributed across Africa (Sao Tome and Principe), Asia (Cyprus), Europe (11 countries), and Oceania and the Pacific (New Zealand). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Ash-breasted Tit-Tyrant

Ash-breasted tit-tyrant (Anairetes alpinus) is a species in the genus Anairetes. It is classified as Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

least weasel

least weasel (Mustela nivalis) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway