Brittle Bladderfern vs Eurasian Sparrowhawk

Cystopteris tenuis compared with Accipiter nisus

Key Differences

• Brittle Bladderfern is Not Evaluated while Eurasian Sparrowhawk is Least Concern.

Taxonomic Classification

Rank	Brittle Bladderfern	Eurasian Sparrowhawk
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Polypodiales (Polypodiales)	Accipitriformes (Hawks & Eagles)
Family	Cystopteridaceae	Accipitridae (Hawks & Eagles)
Genus	Cystopteris	Accipiter
Species	Cystopteris tenuis	Accipiter nisus

Conservation Status

Brittle Bladderfern

NE — Not Evaluated

Eurasian Sparrowhawk

LC — Least Concern

Physical Characteristics

Attribute	Brittle Bladderfern	Eurasian Sparrowhawk
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.

Eurasian Sparrowhawk

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden.

Brittle Bladderfern

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

Eurasian Sparrowhawk

Eurasian Sparrowhawk (Accipiter nisus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.