Bitter Scalewort vs Black Noddy

Porella arboris-vitae compared with Anous minutus

Key Differences

• Bitter Scalewort is Vulnerable while Black Noddy is Least Concern.

Taxonomic Classification

Rank	Bitter Scalewort	Black Noddy
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Jungermanniopsida (Jungermanniopsida)	Aves (Birds)
Order	Porellales (Porellales)	Charadriiformes (Charadriiformes)
Family	Porellaceae	Laridae
Genus	Porella	Anous
Species	Porella arboris-vitae	Anous minutus

Conservation Status

Bitter Scalewort

VU — Vulnerable

Black Noddy

LC — Least Concern

Physical Characteristics

Attribute	Bitter Scalewort	Black Noddy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Scalewort

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Asia (Taiwan) and Europe (5 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Black Noddy

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, Taiwan, and Venezuela.

Bitter Scalewort

The Bitter Scalewort (Porella arboris-vitae) is a species in the genus Porella. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Black Noddy

The Black Noddy (Anous minutus) is a species in the genus Anous. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇹🇼 Taiwan