Adder'S Fern vs Chestnut-breasted Whiteface

Polypodium vulgare compared with Aphelocephala pectoralis

Key Differences

Adder'S Fern is Least Concern while Chestnut-breasted Whiteface is Near Threatened.

Taxonomic Classification

Rank	Adder'S Fern	Chestnut-breasted Whiteface
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Polypodiales (Polypodiales)	Passeriformes (Songbirds)
Family	Polypodiaceae	Acanthizidae
Genus	Polypodium	Aphelocephala
Species	Polypodium vulgare	Aphelocephala pectoralis

Conservation Status

Adder'S Fern

LC — Least Concern

Chestnut-breasted Whiteface

NT — Near Threatened

Physical Characteristics

Attribute	Adder'S Fern	Chestnut-breasted Whiteface
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder'S Fern

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

Chestnut-breasted Whiteface

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.

Adder'S Fern

The Adder'S Fern (Polypodium vulgare) is a species in the genus Polypodium. It is currently classified as Least Concern on the IUCN Red List. This species inhabits Typically found in moist, shaded forest floors and tropical canopies, found across Belgium, Denmark, Finland, Iceland, and Norway.

Chestnut-breasted Whiteface

The Chestnut-breasted Whiteface (Aphelocephala pectoralis) is a species in the genus Aphelocephala. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.