Cryptic Fern vs Bely Medved

Horisme radicaria compared with Ursus maritimus

Key Differences

• Cryptic Fern is Not Evaluated while Bely Medved is Vulnerable.

Taxonomic Classification

Rank	Cryptic Fern	Bely Medved
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum	Arthropoda (членистоногие)	Chordata (хордовые)
Class	Insecta (насекомые)	Mammalia (млекопитающие)
Order	Lepidoptera (чешуекрылые)	Carnivora (хищные)
Family	Geometridae	Ursidae (Bears)
Genus	Horisme	Ursus (Bears)
Species	Horisme radicaria	Ursus maritimus

Evolutionary Relationship

Cryptic Fern and Bely Medved share a common ancestor at the Kingdom level: Animalia. (животные)

Conservation Status

Cryptic Fern

NE — Not Evaluated

Bely Medved

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Cryptic Fern	Bely Medved
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Cryptic Fern

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Denmark.

Bely Medved

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.

Bely Medved

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.