Bare-legged Swiftlet vs Buff Button

Aerodramus nuditarsus compared with Acleris permutana

Key Differences

• Bare-legged Swiftlet is Least Concern while Buff Button is Vulnerable.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Buff Button
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum	Chordata (حبليات)	Arthropoda (مفصليات الأرجل)
Class	Aves (طيور)	Insecta (حشرات)
Order	Apodiformes (سماميات)	Lepidoptera (حرشفيات الأجنحة)
Family	Apodidae	Tortricidae
Genus	Aerodramus	Acleris
Species	Aerodramus nuditarsus	Acleris permutana

Evolutionary Relationship

Bare-legged Swiftlet and Buff Button share a common ancestor at the Kingdom level: Animalia. (حيوانات)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Buff Button

VU — Vulnerable

Physical Characteristics

Attribute	Bare-legged Swiftlet	Buff Button
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bare-legged Swiftlet

Habitat

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

Range

Found in Norway.

Buff Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Bare-legged Swiftlet

The Bare-legged Swiftlet (Aerodramus nuditarsus) is a species in the genus Aerodramus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Buff Button

The Buff Button (Acleris permutana) is a species in the genus Acleris. It is currently classified as Vulnerable on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.