Bare-legged Swiftlet vs Scaly Stalkball

Aerodramus nuditarsus compared with Tulostoma melanocyclum

Key Differences

• Bare-legged Swiftlet is Least Concern while Scaly Stalkball is Critically Endangered.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Scaly Stalkball
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Aves (Birds)	Agaricomycetes (Mushrooms)
Order	Apodiformes (Apodiformes)	Agaricales (Gilled Mushrooms)
Family	Apodidae	Agaricaceae (Agarics)
Genus	Aerodramus	Tulostoma
Species	Aerodramus nuditarsus	Tulostoma melanocyclum

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Scaly Stalkball

CR — Critically Endangered

Physical Characteristics

Attribute	Bare-legged Swiftlet	Scaly Stalkball
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.

Scaly Stalkball

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Critically Endangered 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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway