Alpine Bladder-fern vs Black-winged Starling

Cystopteris alpina compared with Acridotheres melanopterus

Key Differences

• Alpine Bladder-fern is Near Threatened while Black-winged Starling is Endangered.

Taxonomic Classification

Rank	Alpine Bladder-fern	Black-winged Starling
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Polypodiales (Polypodiales)	Passeriformes (Songbirds)
Family	Cystopteridaceae	Sturnidae
Genus	Cystopteris	Acridotheres
Species	Cystopteris alpina	Acridotheres melanopterus

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Black-winged Starling

EN — Endangered

Physical Characteristics

Attribute	Alpine Bladder-fern	Black-winged Starling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Bladder-fern

Habitat

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

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Black-winged Starling

Habitat

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

Range

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

Alpine Bladder-fern

The Alpine Bladder-fern (Cystopteris alpina) is a species in the genus Cystopteris. It is currently classified as Near Threatened on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Black-winged Starling

The Black-winged Starling (Acridotheres melanopterus) is a species in the genus Acridotheres. It is currently classified as Endangered on the IUCN Red List. Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway