Japanese Weasel vs Rusty Firedot Lichen

Mustela itatsi compared with Blastenia ferruginea

Key Differences

• Japanese Weasel is Near Threatened while Rusty Firedot Lichen is Critically Endangered.

Taxonomic Classification

Rank	Japanese Weasel	Rusty Firedot Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Carnivora (Carnivorans)	Teloschistales (Teloschistales)
Family	Mustelidae (Weasels & Otters)	Teloschistaceae
Genus	Mustela	Blastenia
Species	Mustela itatsi	Blastenia ferruginea

Conservation Status

Japanese Weasel

NT — Near Threatened

Rusty Firedot Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	Japanese Weasel	Rusty Firedot Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Rusty Firedot Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.