American Wall Fern vs Lion

Polypodium virginianum compared with Panthera leo

Key Differences

American Wall Fern is Not Evaluated while Lion is Vulnerable.

Taxonomic Classification

Rank	American Wall Fern	Lion
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Tracheophyta	Chordata (สัตว์มีแกนสันหลัง)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Polypodiales (Polypodiales)	Carnivora (สัตว์กินเนื้อ)
Family	Polypodiaceae	Felidae (Cats)
Genus	Polypodium	Panthera (Big Cats)
Species	Polypodium virginianum	Panthera leo

Conservation Status

American Wall Fern

NE — Not Evaluated

Lion

VU — Vulnerable

Population: ~23.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	American Wall Fern	Lion
Diet	—	Carnivore
Average Lifespan	—	15 years
Average Length	—	2.5 m
Average Weight	—	190.0 kg

Habitat & Geographic Range

American Wall Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Canada, France, Norway, and United States.

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.

American Wall Fern

The American Wall Fern (Polypodium virginianum) is a species in the genus Polypodium. Typically found in moist, shaded forest floors and tropical canopies.

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.