Constricted Treacle Mustard vs Eurasian beaver

Erysimum contractum compared with Castor fiber

Taxonomic Classification

Rank	Constricted Treacle Mustard	Eurasian beaver
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Brassicales (Brassicales)	Rodentia (Rodents)
Family	Brassicaceae	Castoridae (Beavers)
Genus	Erysimum	Castor (Beavers)
Species	Erysimum contractum	Castor fiber

Conservation Status

Constricted Treacle Mustard

VU — Vulnerable

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Constricted Treacle Mustard	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Constricted Treacle Mustard

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Eurasian beaver

Eurasian beaver (Castor fiber) 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.