common greasewort vs White-necked Crow

Aneura pinguis compared with Corvus leucognaphalus

Key Differences

• common greasewort is Least Concern while White-necked Crow is Vulnerable.

Taxonomic Classification

Rank	common greasewort	White-necked Crow
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Jungermanniopsida (Jungermanniopsida)	Aves (Birds)
Order	Metzgeriales (Metzgeriales)	Passeriformes (Songbirds)
Family	Aneuraceae	Corvidae (Crows & Ravens)
Genus	Aneura	Corvus (Crows & Ravens)
Species	Aneura pinguis	Corvus leucognaphalus

Conservation Status

common greasewort

LC — Least Concern

White-necked Crow

VU — Vulnerable

Physical Characteristics

Attribute	common greasewort	White-necked Crow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

common greasewort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Brazil, Colombia).

White-necked Crow

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

common greasewort

<em>Aneura pinguis</em>, commonly known as common greasewort, is a liverwort belonging to the genus Aneura within the family Aneuraceae. This cryptogamic plant inhabits ecosystems across Asia, Europe, and North America, thriving in moist or waterlogged environments. Its range encompasses Taiwan in Asia, six European countries, the United States in North America, and Brazil and Colombia in South America, indicating a broad geographic distribution across multiple continents. Common greasewort is assessed as Least Concern on the IUCN Red List. The species typically forms flat, ribbon-like thalli in damp habitats such as stream banks, wet rocks, and boggy ground. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway