floating crystalwort vs Lǎohǔ

Riccia fluitans compared with Panthera tigris

Key Differences

floating crystalwort is Near Threatened while Lǎohǔ is Endangered.

Taxonomic Classification

Rank	floating crystalwort	Lǎohǔ
Kingdom	Plantae (植物)	Animalia (动物界)
Phylum	Marchantiophyta (地钱门)	Chordata (脊索动物门)
Class	Marchantiopsida (地钱纲)	Mammalia (哺乳動物)
Order	Marchantiales (地钱目)	Carnivora (食肉目)
Family	Ricciaceae	Felidae (Cats)
Genus	Riccia	Panthera (Big Cats)
Species	Riccia fluitans	Panthera tigris

Conservation Status

floating crystalwort

NT — Near Threatened

Lǎohǔ

EN — Endangered

Population: ~4.5K

Trend: Increasing ↑

Physical Characteristics

Attribute	floating crystalwort	Lǎohǔ
Diet	—	Carnivore
Average Lifespan	—	20 years
Average Length	—	3.0 m
Average Weight	—	220.0 kg

Habitat & Geographic Range

floating crystalwort

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), North America (United States), and South America (Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Lǎohǔ

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 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.