Air yam vs Bamboo bear

Dioscorea bulbifera compared with Ailuropoda melanoleuca

Key Differences

Air yam is Not Evaluated while Bamboo bear is Vulnerable.

Taxonomic Classification

Rank	Air yam	Bamboo bear
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)	Mammalia (哺乳類)
Order	Dioscoreales (ヤマノイモ目)	Carnivora (ネコ目)
Family	Dioscoreaceae	Ursidae (Bears)
Genus	Dioscorea	Ailuropoda (Giant Pandas)
Species	Dioscorea bulbifera	Ailuropoda melanoleuca

Conservation Status

Air yam

NE — Not Evaluated

Bamboo bear

VU — Vulnerable

Population: ~1.9K

Trend: Increasing ↑

Physical Characteristics

Attribute	Air yam	Bamboo bear
Diet	—	Herbivore
Average Lifespan	—	20 years
Average Length	—	1.5 m
Average Weight	—	100.0 kg

Habitat & Geographic Range

Air yam

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm.

Range

Widely distributed across Africa (5 countries), Asia (4 countries), North America (13 countries), Oceania and the Pacific (9 countries), and South America (4 countries).

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.

Air yam

The Air yam (Dioscorea bulbifera) is a species in the genus Dioscorea. Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm.

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。