Japanese Weasel vs Variable-Leaved Crestwort

Mustela itatsi compared with Lophocolea heterophylla

Key Differences

• Japanese Weasel is Near Threatened while Variable-Leaved Crestwort is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Variable-Leaved Crestwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Mammalia (Mammals)	Jungermanniopsida (Jungermanniopsida)
Order	Carnivora (Carnivorans)	Jungermanniales (Jungermanniales)
Family	Mustelidae (Weasels & Otters)	Lophocoleaceae
Genus	Mustela	Lophocolea
Species	Mustela itatsi	Lophocolea heterophylla

Conservation Status

Japanese Weasel

NT — Near Threatened

Variable-Leaved Crestwort

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Variable-Leaved Crestwort
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.

Variable-Leaved Crestwort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Brazil).