Brittle Bladderfern vs Brown Teal

Cystopteris tenuis compared with Anas chlorotis

Key Differences

• Brittle Bladderfern is Not Evaluated while Brown Teal is Near Threatened.

Taxonomic Classification

Rank	Brittle Bladderfern	Brown Teal
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Tracheophyta	Chordata (สัตว์มีแกนสันหลัง)
Class	Polypodiopsida (Polypodiopsida)	Aves (นก)
Order	Polypodiales (Polypodiales)	Anseriformes (อันดับห่าน)
Family	Cystopteridaceae	Anatidae
Genus	Cystopteris	Anas
Species	Cystopteris tenuis	Anas chlorotis

Conservation Status

Brittle Bladderfern

NE — Not Evaluated

Brown Teal

NT — Near Threatened

Physical Characteristics

Attribute	Brittle Bladderfern	Brown 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.

Brown Teal

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Brittle Bladderfern

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

Brown Teal

The Brown Teal (Anas chlorotis) is a species in the genus Anas. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.