Chestnut-collared Swallow vs Lesser Noctule

Petrochelidon rufocollaris compared with Nyctalus leisleri

Key Differences

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

Taxonomic Classification

Rank	Chestnut-collared Swallow	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	Hirundinidae	Vespertilionidae
Genus	Petrochelidon	Nyctalus
Species	Petrochelidon rufocollaris	Nyctalus leisleri

Evolutionary Relationship

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

Conservation Status

Chestnut-collared Swallow

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Chestnut-collared Swallow

Habitat

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

Range

Distributed across Ecuador and Norway.

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 Swallow

The Chestnut-collared Swallow (Petrochelidon rufocollaris) is a species in the genus Petrochelidon. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.