Lesser Noctule vs Russet-capped Tesia

Nyctalus leisleri compared with Tesia everetti

Key Differences

• Lesser Noctule is Endangered while Russet-capped Tesia is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Russet-capped Tesia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Cettiidae
Genus	Nyctalus	Tesia
Species	Nyctalus leisleri	Tesia everetti

Evolutionary Relationship

Lesser Noctule and Russet-capped Tesia share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Russet-capped Tesia

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Russet-capped Tesia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Russet-capped Tesia

Habitat

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

Range

Found in Norway.