Common Fieldcap vs Long-tailed Sylph

Agrocybe pediades compared with Aglaiocercus kingii

Taxonomic Classification

Rank	Common Fieldcap	Long-tailed Sylph
Kingdom	Fungi (균계)	Animalia (동물)
Phylum	Basidiomycota (담자균류)	Chordata (척삭동물)
Class	Agaricomycetes (주름버섯강)	Aves (새)
Order	Agaricales (주름버섯목)	Apodiformes (칼새목)
Family	Strophariaceae	Trochilidae
Genus	Agrocybe	Aglaiocercus
Species	Agrocybe pediades	Aglaiocercus kingii

Conservation Status

Common Fieldcap

LC — Least Concern

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Common Fieldcap	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Fieldcap

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Long-tailed Sylph

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Common Fieldcap

The Common Fieldcap (<em>Agrocybe pediades</em>) is a saprotrophic fungus belonging to the genus Agrocybe within the family Strophariaceae. It typically produces small, tan to pale brown cap-shaped fruiting bodies and is often found growing in clusters or scattered on lawns, grassy areas, forest floors, decomposing wood, and soil-rich ecosystems. The species typically inhabits forest floors, decomposing wood, and soil ecosystems, obtaining nutrients by breaking down dead organic matter. Its geographic range includes several European countries — Belgium, Denmark, Norway, Portugal, and Sweden — as well as the United States in North America. <em>Agrocybe pediades</em> is assessed as Least Concern on the IUCN Red List, reflecting its broad distribution and apparent stability. Biological traits of this species, including specific data on fruiting body size, lifespan, and ecological preferences, remain poorly documented in the scientific literature. Like other members of its genus, it typically fruits during warmer months and often appears after rainfall in nutrient-rich grassland and woodland habitats.

Long-tailed Sylph

긴꼬리실프(Aglaiocercus kingii)는 가장 화려하게 장식된 벌새 중 하나로, 수컷은 금속빛 녹색 깃털과 22cm에 달하는 리본 모양의 길게 늘어난 바깥 꼬리 깃털을 가지며 이는 몸 길이의 세 배를 넘는다. 콜롬비아와 베네수엘라의 안데스 구름 숲 해발 1,400~2,800m에 서식하며, 수컷은 암컷을 유혹하기 위해 정교한 과시 비행을 수행한다. 화려한 꼬리는 암컷의 선택에 의한 성적 선택의 고전적인 사례다.