Cisne-vulgar vs Polar bear

Cygnus olor compared with Ursus maritimus

Key Differences

• Cisne-vulgar is Near Threatened while Polar bear is Vulnerable.
• Cisne-vulgar is herbivore while Polar bear is carnivore.
• Polar bear is 37.5x heavier than Cisne-vulgar.
• Polar bear lives longer (25 years vs 20 years).

Taxonomic Classification

Rank	Cisne-vulgar	Polar bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (ave)	Mammalia (mamíferos)
Order	Anseriformes (Anseriformes)	Carnivora (carnívoros)
Family	Anatidae	Ursidae (Bears)
Genus	Cygnus	Ursus (Bears)
Species	Cygnus olor	Ursus maritimus

Evolutionary Relationship

Cisne-vulgar and Polar bear share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Cisne-vulgar

NT — Near Threatened

Population: ~600.0K

Trend: Increasing ↑

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Cisne-vulgar	Polar bear
Diet	Herbivore	Carnivore
Average Lifespan	20 years	25 years
Average Length	1.5 m	2.4 m
Average Weight	12.0 kg	450.0 kg

Habitat & Geographic Range

Cisne-vulgar

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 8 distinct biome types.

Range

Widely distributed across Africa (South Africa), Asia (4 countries), Europe (24 countries), North America (Canada, Dominican Republic, United States), Oceania and the Pacific (New Zealand), and South America (Colombia, Peru). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Cisne-vulgar

O cisne-mudo e o cisne mais comumente encontrado no mundo e uma das maiores aves voadoras, pesando ate 15 kg, habitando lagos, rios e baias costeiras na Europa e Asia, com populacoes introduzidas amplamente distribuidas na America do Norte e Australia. Apesar de seu nome, os cisnes-mudos produzem uma variedade de sons como assovios, grunhidos e assovios de asa. Os machos defendem territorialmente suas areas e sao capazes de ferir pessoas e afogar caes com poderosas batidas de asa.

Polar bear

O maior carnivoro terrestre da Terra, o urso-polar pode ultrapassar 700 kg e e encontrado pelo gelo marinho artico, do Canada ate a Russia. Mamiferos marinhos altamente especializados que dependem do gelo marinho para cacas de focas e focas-barbadas. Excelentes nadadores capazes de percorrer grandes distancias em aguas abertas. Classificado como Vulneravel, com populacoes sob severa pressao devido a rapida perda de gelo marinho artico causada pelas mudancas climaticas.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway