Alpine Bladder-fern vs American black bear

Cystopteris alpina compared with Ursus americanus

Key Differences

• Alpine Bladder-fern is Near Threatened while American black bear is Least Concern.

Taxonomic Classification

Rank	Alpine Bladder-fern	American black bear
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Carnivora (Carnivorans)
Family	Cystopteridaceae	Ursidae (Bears)
Genus	Cystopteris	Ursus (Bears)
Species	Cystopteris alpina	Ursus americanus

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

American black bear

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	American black bear
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.

American black bear

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

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.

American black bear

The American black bear (Ursus americanus) is a species in the genus Ursus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.