Angle-stem Spikethorn vs Bamboo bear

Gymnosporia heterophylla compared with Ailuropoda melanoleuca

Key Differences

Angle-stem Spikethorn is Least Concern while Bamboo bear is Vulnerable.

Taxonomic Classification

Rank	Angle-stem Spikethorn	Bamboo bear
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (สัตว์มีแกนสันหลัง)
Class	Magnoliopsida (พืชใบเลี้ยงคู่)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Celastrales (อันดับกระทงลาย)	Carnivora (สัตว์กินเนื้อ)
Family	Celastraceae	Ursidae (Bears)
Genus	Gymnosporia	Ailuropoda (Giant Pandas)
Species	Gymnosporia heterophylla	Ailuropoda melanoleuca

Conservation Status

Angle-stem Spikethorn

LC — Least Concern

Bamboo bear

VU — Vulnerable

Population: ~1.9K

Trend: Increasing ↑

Physical Characteristics

Attribute	Angle-stem Spikethorn	Bamboo bear
Diet	—	Herbivore
Average Lifespan	—	20 years
Average Length	—	1.5 m
Average Weight	—	100.0 kg

Habitat & Geographic Range

Angle-stem Spikethorn

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.

Angle-stem Spikethorn

The Angle-stem Spikethorn (Gymnosporia heterophylla) is a species in the genus Gymnosporia. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Bamboo bear

Iconic black-and-white bear of the mountain bamboo forests of central China, giant pandas can weigh up to 125 kg and spend up to 14 hours daily consuming bamboo, which comprises 99% of their diet despite belonging to the order Carnivora. Solitary and elusive, they have a pseudo-thumb for gripping bamboo stems. Downgraded from Endangered to Vulnerable in 2016 following successful conservation and breeding programs.