Salangana de las Cook vs Brittle Bladderfern

Aerodramus sawtelli compared with Cystopteris tenuis

Key Differences

• Salangana de las Cook is Vulnerable while Brittle Bladderfern is Not Evaluated.

Taxonomic Classification

Rank	Salangana de las Cook	Brittle Bladderfern
Kingdom	Animalia (Animals)	Plantae (planta)
Phylum	Chordata (cordados)	Tracheophyta
Class	Aves (Birds)	Polypodiopsida (Polypodiopsida)
Order	Apodiformes (Apodiformes)	Polypodiales (Polypodiales)
Family	Apodidae	Cystopteridaceae
Genus	Aerodramus	Cystopteris
Species	Aerodramus sawtelli	Cystopteris tenuis

Conservation Status

Salangana de las Cook

VU — Vulnerable

Brittle Bladderfern

NE — Not Evaluated

Physical Characteristics

Attribute	Salangana de las Cook	Brittle Bladderfern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Salangana de las Cook

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brittle Bladderfern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Canada and United States.

Salangana de las Cook

The Atiu Swiftlet (Aerodramus sawtelli) is a species in the genus Aerodramus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Brittle Bladderfern

The Brittle Bladderfern (Cystopteris tenuis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.