catworm vs Bely Medved

Nephtys hombergii compared with Ursus maritimus

Key Differences

catworm is Least Concern while Bely Medved is Vulnerable.

Taxonomic Classification

Rank	catworm	Bely Medved
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum	Annelida (кольчатые черви)	Chordata (хордовые)
Class	Polychaeta (многощетинковые черви)	Mammalia (млекопитающие)
Order	Phyllodocida (Phyllodocida)	Carnivora (хищные)
Family	Nephtyidae	Ursidae (Bears)
Genus	Nephtys	Ursus (Bears)
Species	Nephtys hombergii	Ursus maritimus

Evolutionary Relationship

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

Просмотреть Kingdom: Animalia

Conservation Status

catworm

LC — Least Concern

Bely Medved

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

catworm

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.

catworm

The Catworm (Nephtys hombergii) is a species in the genus Nephtys. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

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.