Europäische Biber vs Miller’s Mastiff Bat

Castor fiber compared with Molossus pretiosus

Key Differences

• Europäische Biber is Vulnerable while Miller’s Mastiff Bat is Least Concern.

Taxonomic Classification

Rank	Europäische Biber	Miller’s Mastiff Bat
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order	Rodentia (Nagetiere)	Chiroptera (Fledertiere)
Family	Castoridae (Beavers)	Molossidae
Genus	Castor (Beavers)	Molossus
Species	Castor fiber	Molossus pretiosus

Evolutionary Relationship

Europäische Biber and Miller’s Mastiff Bat share a common ancestor at the Class level: Mammalia. (Säugetiere)

Conservation Status

Europäische Biber

VU — Vulnerable

Miller’s Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Europäische Biber	Miller’s Mastiff Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Europäische Biber

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.

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Europäische Biber

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.