Harmless Serotine vs Knautien-Sandbiene

Eptesicus innoxius compared with Andrena hattorfiana

Key Differences

• Harmless Serotine is Near Threatened while Knautien-Sandbiene is Critically Endangered.

Taxonomic Classification

Rank	Harmless Serotine	Knautien-Sandbiene
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Insecta (Insekten)
Order	Chiroptera (Fledertiere)	Hymenoptera (Hautflügler)
Family	Vespertilionidae	Andrenidae
Genus	Eptesicus	Andrena
Species	Eptesicus innoxius	Andrena hattorfiana

Evolutionary Relationship

Harmless Serotine and Knautien-Sandbiene share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Harmless Serotine

NT — Near Threatened

Knautien-Sandbiene

CR — Critically Endangered

Physical Characteristics

Attribute	Harmless Serotine	Knautien-Sandbiene
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Knautien-Sandbiene

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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