gray wolf vs 疣鼻天鵝〔赤嘴天鵝〕

Canis lupus compared with Cygnus olor

Key Differences

• gray wolf is Critically Endangered while 疣鼻天鵝〔赤嘴天鵝〕 is Near Threatened.
• gray wolf is carnivore while 疣鼻天鵝〔赤嘴天鵝〕 is herbivore.
• gray wolf is 3.8x heavier than 疣鼻天鵝〔赤嘴天鵝〕.
• 疣鼻天鵝〔赤嘴天鵝〕 lives longer (20 years vs 13 years).

Taxonomic Classification

Rank	gray wolf	疣鼻天鵝〔赤嘴天鵝〕
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Carnivora (食肉目)	Anseriformes (雁形目)
Family	Canidae (Dogs & Wolves)	Anatidae
Genus	Canis (Dogs & Wolves)	Cygnus
Species	Canis lupus	Cygnus olor

Evolutionary Relationship

gray wolf and 疣鼻天鵝〔赤嘴天鵝〕 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

gray wolf

CR — Critically Endangered

Population: ~300.0K

Trend: Stable →

疣鼻天鵝〔赤嘴天鵝〕

NT — Near Threatened

Population: ~600.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	gray wolf	疣鼻天鵝〔赤嘴天鵝〕
Diet	Carnivore	Herbivore
Average Lifespan	13 years	20 years
Average Length	1.6 m	1.5 m
Average Weight	45.0 kg	12.0 kg

Habitat & Geographic Range

gray wolf

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and tropical and subtropical dry broadleaf forests, among 13 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Seychelles), Asia (Japan), Europe (5 countries), North America (7 countries), Oceania and the Pacific (Marshall Islands, Vanuatu), and South America (5 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

疣鼻天鵝〔赤嘴天鵝〕

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.

gray wolf

灰狼是分布最广的野生犬科动物，分布范围从北美横跨欧亚大陆，栖息于冻原、森林和草原等多种生境。高度社会化的动物，以由占优势的繁殖对领导的家族群体生活。作为关键捕食者，狼调节猎物种群并深刻影响生态系统结构，黄石公园的重引入项目对此有充分证明。曾遭到严重迫害，但目前许多地区的种群正在恢复。

疣鼻天鵝〔赤嘴天鵝〕

大天鹅（Cygnus olor）是全球最常见的天鹅，也是最大的飞禽之一，体重最高可达 15 千克，栖息于欧亚大陆的湖泊、河流和沿海湾，北美和澳大利亚也有广泛引入种群。尽管名字暗示其沉默，但大天鹅会发出嘶嘶声、咕噜声和振翅声。雄鸟极力捍卫领地，有力的翅膀打击足以伤人或令狗溺毙。

Shared Countries

Both species can be found in 8 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇩🇴 Dominican Republic 🇯🇵 Japan 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States