Bare-legged Swiftlet vs Cheetah

Aerodramus nuditarsus compared with Acinonyx jubatus

Key Differences

• Bare-legged Swiftlet is Least Concern while Cheetah is Vulnerable.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Cheetah
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Carnivora (Carnivorans)
Family	Apodidae	Felidae (Cats)
Genus	Aerodramus	Acinonyx (Cheetahs)
Species	Aerodramus nuditarsus	Acinonyx jubatus

Evolutionary Relationship

Bare-legged Swiftlet and Cheetah share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Cheetah

VU — Vulnerable

Population: ~6.7K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bare-legged Swiftlet	Cheetah
Diet	—	Carnivore
Average Lifespan	—	12 years
Average Length	—	1.5 m
Average Weight	—	50.0 kg

Habitat & Geographic Range

Bare-legged Swiftlet

Habitat

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

Range

Found in Norway.

Cheetah

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 9 distinct biome types spanning the Afrotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Botswana, Iran, Kenya, Namibia, and Tanzania. 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.

Cheetah

The fastest land animal on Earth, reaching speeds of 112 km/h over short distances across African and Iranian grasslands. Slender build with a deep chest, long legs, and distinctive black tear-stripe markings. Unlike other big cats, cheetahs vocalize with chirps and purrs. Vulnerable, with only ~7,000 remaining due to habitat fragmentation and competition with larger predators.