Chalk Yellow-face Bee vs Noctule

Hylaeus dilatatus compared with Nyctalus noctula

Key Differences

• Chalk Yellow-face Bee is Least Concern while Noctule is Vulnerable.

Taxonomic Classification

Rank	Chalk Yellow-face Bee	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Hymenoptera (Ants, Bees & Wasps)	Chiroptera (Bats)
Family	Colletidae	Vespertilionidae
Genus	Hylaeus	Nyctalus
Species	Hylaeus dilatatus	Nyctalus noctula

Evolutionary Relationship

Chalk Yellow-face Bee and Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Chalk Yellow-face Bee

LC — Least Concern

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Chalk Yellow-face Bee	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chalk Yellow-face Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Chalk Yellow-face Bee

The Chalk Yellow-face Bee (Hylaeus dilatatus) is a species in the genus Hylaeus. It is currently classified as Least Concern on the IUCN Red List. 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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden