Bayer's emerald bottle fly vs Noctule

Bellardia bayeri compared with Nyctalus noctula

Key Differences

• Bayer's emerald bottle fly is Not Evaluated while Noctule is Vulnerable.

Taxonomic Classification

Rank	Bayer's emerald bottle fly	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Diptera (Diptera)	Chiroptera (Bats)
Family	Calliphoridae	Vespertilionidae
Genus	Bellardia	Nyctalus
Species	Bellardia bayeri	Nyctalus noctula

Evolutionary Relationship

Bayer's emerald bottle fly and Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bayer's emerald bottle fly

NE — Not Evaluated

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Bayer's emerald bottle fly	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bayer's emerald bottle fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Noctule

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.

Bayer's emerald bottle fly

The Bayer's emerald bottle fly (Bellardia bayeri) is a species in the genus Bellardia. Typically found in virtually all terrestrial and freshwater habitats.

Noctule

Noctule (Nyctalus noctula) 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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden