vs Buckelwal

Arthonia calcarea compared with Megaptera novaeangliae

Key Differences

is Near Threatened while Buckelwal is Vulnerable.

Taxonomic Classification

Rank		Buckelwal
Kingdom	Fungi (菌界)	Animalia (動物)
Phylum	Ascomycota (子嚢菌門)	Chordata (脊索動物)
Class	Arthoniomycetes (ホシゴケ菌綱)	Mammalia (哺乳類)
Order	Arthoniales (Arthoniales)	Cetacea (Whales & Dolphins)
Family	Arthoniaceae	Balaenopteridae (Rorquals)
Genus	Arthonia	Megaptera (Humpback Whales)
Species	Arthonia calcarea	Megaptera novaeangliae

Conservation Status

NT — Near Threatened

Buckelwal

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

Physical Characteristics

Attribute		Buckelwal
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	15.0 m
Average Weight	—	30.0 t

Habitat & Geographic Range

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Buckelwal

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

アルトニア・カルカレア（Arthonia calcarea）は石灰岩・石灰質岩面・古いモルタルに着生する痂状地衣類で、薄い白〜灰色の葉状体に小型の暗色子嚢盤を形成する。IUCNレッドリストでは準絶滅危惧（NT）に分類されており、生育地の攪乱・大気汚染・石灰質石造物の除去により減少傾向にある。安定した石灰質基質と清浄な大気を必要とする生態学的に要求の高い種である。

Buckelwal

大型クジラの中で最も曲芸的なクジラのひとつであるザトウクジラは、繁殖期にオスが歌う複雑で神秘的な歌で知られており、数時間にわたって続き時間をかけて変化していきます。体長16m、体重30トンに達し、哺乳類の中で最長の回遊を行います。全海洋に分布し、協調的なバブルネット採餌でオキアミや小魚を捕食します。歴史的な捕鯨後の個体数はおおむね回復しています。