Bare-legged Swiftlet vs Black Crystalwort

Aerodramus nuditarsus compared with Riccia nigrella

Key Differences

• Bare-legged Swiftlet is Least Concern while Black Crystalwort is Not Evaluated.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Black Crystalwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Aves (Birds)	Marchantiopsida (Marchantiopsida)
Order	Apodiformes (Apodiformes)	Marchantiales (Marchantiales)
Family	Apodidae	Ricciaceae
Genus	Aerodramus	Riccia
Species	Aerodramus nuditarsus	Riccia nigrella

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Black Crystalwort

NE — Not Evaluated

Physical Characteristics

Attribute	Bare-legged Swiftlet	Black Crystalwort
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.

Black Crystalwort

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

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.

Black Crystalwort

The Black Crystalwort (Riccia nigrella) is a species in the genus Riccia. Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region. Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway