Arctic horny sponge vs Bamboo bear

Axinella arctica compared with Ailuropoda melanoleuca

Key Differences

• Arctic horny sponge is Not Evaluated while Bamboo bear is Vulnerable.

Taxonomic Classification

Rank	Arctic horny sponge	Bamboo bear
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Porifera (海綿動物)	Chordata (脊索動物)
Class	Demospongiae (普通海綿綱)	Mammalia (哺乳類)
Order	Axinellida (Axinellida)	Carnivora (ネコ目)
Family	Axinellidae	Ursidae (Bears)
Genus	Axinella	Ailuropoda (Giant Pandas)
Species	Axinella arctica	Ailuropoda melanoleuca

Evolutionary Relationship

Arctic horny sponge and Bamboo bear share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Arctic horny sponge

NE — Not Evaluated

Bamboo bear

VU — Vulnerable

Population: ~1.9K

Trend: Increasing ↑

Physical Characteristics

Attribute	Arctic horny sponge	Bamboo bear
Diet	—	Herbivore
Average Lifespan	—	20 years
Average Length	—	1.5 m
Average Weight	—	100.0 kg

Habitat & Geographic Range

Arctic horny sponge

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

Bamboo bear

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 7 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in China. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Arctic horny sponge

The Arctic horny sponge (Axinella arctica) is a species in the genus Axinella. Native to Europe, inhabiting ecosystems characteristic of the region.

Bamboo bear

ジャイアントパンダ（Ailuropoda melanoleuca）は中国中部の山岳竹林に生息し、体重最大125キログラムになるクマ科の動物で、食肉目に分類されながら食事の99%を竹が占める特異な食性を持つ。偽の親指（橈側種子骨）を使って竹の茎を把握し、1日14時間もの採食時間を費やす。2016年にIUCNレッドリストで絶滅危惧から危急（VU）へ改善されており、保護繁殖プログラムと自然保護区の設置が個体数回復に貢献している。