greater grass snail vs Lion

Vallonia declivis compared with Panthera leo

Key Differences

• greater grass snail is Near Threatened while Lion is Vulnerable.

Taxonomic Classification

Rank	greater grass snail	Lion
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Mollusca (มอลลัสกา)	Chordata (สัตว์มีแกนสันหลัง)
Class	Gastropoda (ชั้นแกสโทรโพดา)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Stylommatophora (Stylommatophora)	Carnivora (สัตว์กินเนื้อ)
Family	Valloniidae	Felidae (Cats)
Genus	Vallonia	Panthera (Big Cats)
Species	Vallonia declivis	Panthera leo

Evolutionary Relationship

greater grass snail and Lion share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

greater grass snail

NT — Near Threatened

Lion

VU — Vulnerable

Population: ~23.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	greater grass snail	Lion
Diet	—	Carnivore
Average Lifespan	—	15 years
Average Length	—	2.5 m
Average Weight	—	190.0 kg

Habitat & Geographic Range

greater grass snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in France. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Lion

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 7 distinct biome types spanning the Afrotropic and Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Lion

The largest wild cat in Africa, lions reach up to 250 kg and are the only social felids, living in prides across sub-Saharan savannas and grasslands. Males are distinguished by their iconic manes. As apex predators, they regulate herbivore populations and maintain ecosystem balance. Listed as Vulnerable due to habitat loss and human-wildlife conflict.