Common Silver Hairgrass vs ムジボウシインコ

Aira caryophyllea compared with Amazona farinosa

Key Differences

Common Silver Hairgrass is Endangered while ムジボウシインコ is Near Threatened.

Taxonomic Classification

Rank	Common Silver Hairgrass	ムジボウシインコ
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Liliopsida (単子葉植物綱)	Aves (鳥類)
Order	Poales (イネ目)	Psittaciformes (オウム目)
Family	Poaceae (Grass Family)	Psittacidae (True Parrots)
Genus	Aira	Amazona
Species	Aira caryophyllea	Amazona farinosa

Conservation Status

Common Silver Hairgrass

EN — Endangered

ムジボウシインコ

NT — Near Threatened

Physical Characteristics

Attribute	Common Silver Hairgrass	ムジボウシインコ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Silver Hairgrass

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Cameroon), Asia (Japan, South Korea), Europe (6 countries), North America (4 countries), Oceania and the Pacific (Australia), and South America (4 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

ムジボウシインコ

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Common Silver Hairgrass

<em>Aira caryophyllea</em>, commonly known as Common Silver Hairgrass, is a slender annual grass belonging to the family Poaceae within the order Poales. This delicate grass is currently classified as Endangered on the IUCN Red List, reflecting significant conservation concern despite its historically broad distribution. It is typically found across a remarkable diversity of biome types, including tropical and subtropical moist broadleaf forests, grasslands, savannas, and flooded habitats, demonstrating notable ecological versatility. Its geographic range spans multiple continents, with documented populations in Africa (Cameroon), Asia (Japan, South Korea), Europe, North America, Australia, and South America. As an annual grass, it completes its life cycle within a single growing season, reproducing via wind-dispersed seeds. The inflorescence typically bears silvery, shimmering spikelets that give the species its common name. Biological traits such as average lifespan, body dimensions, and dietary specifics follow typical patterns for annual grasses — drawing nutrients from soil through root absorption rather than consuming other organisms. The endangered status suggests populations may be declining due to habitat loss, land-use change, or invasive species pressure across parts of its range.

ムジボウシインコ

アマゾンオウムの中で最大級の種の一つであるコナフキリインコは、青灰色の頭部と羽毛に独特の粉をまぶしたような光沢を持つ繊細な粉緑色の羽毛が特徴で、この特徴から名前がついた。メキシコ南部から中央アメリカを経てボリビアおよびブラジルまでの南米大部分の低地熱帯林に生息する。つがいや小群れで移動する。世界的には軽度懸念種だが、生息地の消失やペット取引の影響を局地的に受けている。