Brittle Bladderfern vs Campbell Islands Teal

Cystopteris tenuis compared with Anas nesiotis

Key Differences

• Brittle Bladderfern is Not Evaluated while Campbell Islands Teal is Vulnerable.

Taxonomic Classification

Rank	Brittle Bladderfern	Campbell Islands Teal
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Polypodiales (Polypodiales)	Anseriformes (Anseriformes)
Family	Cystopteridaceae	Anatidae
Genus	Cystopteris	Anas
Species	Cystopteris tenuis	Anas nesiotis

Conservation Status

Brittle Bladderfern

NE — Not Evaluated

Campbell Islands Teal

VU — Vulnerable

Physical Characteristics

Attribute	Brittle Bladderfern	Campbell Islands Teal
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brittle Bladderfern

Habitat

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

Range

Distributed across Canada and United States.

Campbell Islands Teal

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

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

Campbell Islands Teal

The Campbell Islands Teal (Anas nesiotis) is a species in the genus Anas. It is currently classified as Vulnerable on the IUCN Red List. Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.