Blunt-Lobed Grapefern vs Polar bear

Sceptridium oneidense compared with Ursus maritimus

Key Differences

Blunt-Lobed Grapefern is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Blunt-Lobed Grapefern	Polar bear
Kingdom	Plantae (पादप)	Animalia (प्राणी)
Phylum	Tracheophyta	Chordata (रज्जुकी)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (स्तनधारी)
Order	Ophioglossales (Ophioglossales)	Carnivora (मांसाहारी गण)
Family	Ophioglossaceae	Ursidae (Bears)
Genus	Sceptridium	Ursus (Bears)
Species	Sceptridium oneidense	Ursus maritimus

Conservation Status

Blunt-Lobed Grapefern

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Blunt-Lobed Grapefern	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Blunt-Lobed Grapefern

Habitat

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

Range

Distributed across Canada and United States.

Polar bear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blunt-Lobed Grapefern

The Blunt-Lobed Grapefern (Sceptridium oneidense) is a species in the genus Sceptridium. Typically found in moist, shaded forest floors and tropical canopies.

Polar bear

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.