Chestnut-collared Swift vs Lesser Noctule

Streptoprocne rutila compared with Nyctalus leisleri

Key Differences

• Chestnut-collared Swift is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Chestnut-collared Swift	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Chiroptera (Bats)
Family	Apodidae	Vespertilionidae
Genus	Streptoprocne	Nyctalus
Species	Streptoprocne rutila	Nyctalus leisleri

Evolutionary Relationship

Chestnut-collared Swift and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut-collared Swift

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Chestnut-collared Swift	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut-collared Swift

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Chestnut-collared Swift

Chestnut-collared Swift (Streptoprocne rutila) 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.