Bonin White-eye vs limestone fern

Apalopteron familiare compared with Gymnocarpium robertianum

Key Differences

• Bonin White-eye is Near Threatened while limestone fern is Critically Endangered.

Taxonomic Classification

Rank	Bonin White-eye	limestone fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Aves (Birds)	Polypodiopsida (Polypodiopsida)
Order	Passeriformes (Songbirds)	Polypodiales (Polypodiales)
Family	Zosteropidae	Cystopteridaceae
Genus	Apalopteron	Gymnocarpium
Species	Apalopteron familiare	Gymnocarpium robertianum

Conservation Status

Bonin White-eye

NT — Near Threatened

limestone fern

CR — Critically Endangered

Physical Characteristics

Attribute	Bonin White-eye	limestone fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bonin White-eye

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.

limestone fern

Habitat

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

Range

Distributed across Belgium, Canada, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bonin White-eye

The Bonin White-eye (Apalopteron familiare) is a species in the genus Apalopteron. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway