Firecrest vs Lesser Noctule

Regulus ignicapilla compared with Nyctalus leisleri

Key Differences

• Firecrest is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Firecrest	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Chiroptera (Bats)
Family	Regulidae	Vespertilionidae
Genus	Regulus	Nyctalus
Species	Regulus ignicapilla	Nyctalus leisleri

Evolutionary Relationship

Firecrest and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Firecrest

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Firecrest	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Firecrest

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Ukraine.

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Firecrest

Firecrest (Regulus ignicapilla) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden 🇺🇦 Ukraine