Fly Agaric vs Amerika-aka-ei

Amanita muscaria compared with Hypanus americanus

Key Differences

• Fly Agaric is Least Concern while Amerika-aka-ei is Near Threatened.

Taxonomic Classification

Rank	Fly Agaric	Amerika-aka-ei
Kingdom	Fungi (菌界)	Animalia (動物)
Phylum	Basidiomycota (担子菌門)	Chordata (脊索動物)
Class	Agaricomycetes (真正担子菌綱)	Elasmobranchii
Order	Agaricales (ハラタケ目)	Myliobatiformes (トビエイ目)
Family	Agaricaceae (Agarics)	Dasyatidae
Genus	Amanita (Amanitas)	Hypanus
Species	Amanita muscaria	Hypanus americanus

Conservation Status

Fly Agaric

LC — Least Concern

Trend: Stable →

Amerika-aka-ei

NT — Near Threatened

Physical Characteristics

Attribute	Fly Agaric	Amerika-aka-ei
Diet	Decomposer	—
Average Lifespan	1 years	—
Average Length	20 cm	—
Average Weight	100 g	—

Habitat & Geographic Range

Fly Agaric

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Widely distributed across Europe (4 countries), North America (United States), Oceania and the Pacific (New Zealand), and South America (Brazil, Chile, Colombia).

Amerika-aka-ei

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Fly Agaric

ベニテングタケ（Amanita muscaria）は地球上で最も象徴的で広く知られる菌類であり、北半球の北方林全域に白いいぼのある鮮やかな赤い傘を広げる。童話のような外見とは裏腹に、ムシモールやイボテン酸などの強力な向精神性化合物を含み、中程度の毒性がある。シラカバ、マツ、トウヒと重要な外生菌根共生関係を形成し、無機栄養素と炭素を交換することで北方林の栄養循環に不可欠な役割を担っている。