Blue Featherleg vs common greasewort

Platycnemis pennipes compared with Aneura pinguis

Taxonomic Classification

Rank	Blue Featherleg	common greasewort
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Arthropoda (節足動物)	Marchantiophyta (苔類)
Class	Insecta (昆虫)	Jungermanniopsida (Jungermanniopsida)
Order	Odonata (蜻蛉目)	Metzgeriales (Metzgeriales)
Family	Platycnemididae	Aneuraceae
Genus	Platycnemis	Aneura
Species	Platycnemis pennipes	Aneura pinguis

Conservation Status

Blue Featherleg

LC — Least Concern

common greasewort

LC — Least Concern

Physical Characteristics

Attribute	Blue Featherleg	common greasewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Featherleg

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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).

Blue Featherleg

ヨーロッパから西アジアにかけての静水および緩流の淡水生息地に生息する中型のイトトンボで、ブルーフェザーレッグ（Platycnemis pennipes）は求愛ディスプレイ中に振り動かすオスの後脚の脛骨の羽毛状の縁取りから命名されました。オスは薄い青色、メスはオリーブグリーン色を示します。抽水植物に止まり、河川環境の水質の良い指標種です。水質汚染と農業の集約化により、一部の地域で個体数が減少しています。

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 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden