Amazon weasel vs Blainvilles dogfish

Mustela africana compared with Squalus mitsukurii

Key Differences

Amazon weasel is Least Concern while Blainvilles dogfish is Endangered.

Taxonomic Classification

Rank	Amazon weasel	Blainvilles dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Squaliformes (Squaliformes)
Family	Mustelidae (Weasels & Otters)	Squalidae
Genus	Mustela	Squalus
Species	Mustela africana	Squalus mitsukurii

Evolutionary Relationship

Amazon weasel and Blainvilles dogfish share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Amazon weasel

LC — Least Concern

Blainvilles dogfish

EN — Endangered

Physical Characteristics

Attribute	Amazon weasel	Blainvilles dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blainvilles dogfish

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

Amazon weasel

The Amazon weasel (Mustela africana) is a species in the genus Mustela. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Blainvilles dogfish

The Blainvilles dogfish (Squalus mitsukurii) is a species in the genus Squalus. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.