blue whale vs Ring-necked Duck

Balaenoptera musculus compared with Aythya collaris

Key Differences

• blue whale is Vulnerable while Ring-necked Duck is Least Concern.

Taxonomic Classification

Rank	blue whale	Ring-necked Duck
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Mammalia (포유류)	Aves (새)
Order	Cetacea (Whales & Dolphins)	Anseriformes (기러기목)
Family	Balaenopteridae (Rorquals)	Anatidae
Genus	Balaenoptera (Rorquals)	Aythya
Species	Balaenoptera musculus	Aythya collaris

Evolutionary Relationship

blue whale and Ring-necked Duck share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

blue whale

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

Ring-necked Duck

LC — Least Concern

Physical Characteristics

Attribute	blue whale	Ring-necked Duck
Diet	Carnivore	—
Average Lifespan	90 years	—
Average Length	30.0 m	—
Average Weight	150.0 t	—

Habitat & Geographic Range

blue whale

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Ring-necked Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

blue whale

지구에서 살았던 것으로 알려진 가장 큰 동물로, 대왕고래(Balaenoptera musculus)는 33미터, 200톤에 달할 수 있으며, 심장만도 소형 자동차 무게와 비슷합니다. 모든 대양에 서식하며, 극지방 먹이 지역과 열대 번식 지역 사이를 이동합니다. 하루 최대 4톤의 크릴새우를 섭취하는 여과 섭식자입니다. 20세기 포경으로 인한 거의 멸종 이후 전 세계 개체수가 10,000~25,000마리로 추정되는 멸종위기 종입니다.

Ring-necked Duck

Ring-necked Duck(Aythya collaris)은 IUCN 적색 목록에서 관심 대상(LC)으로 분류된다. 분포 범위 전역에 널리 퍼져 있고 개체 수가 풍부하며, 개체군이 안정적이고 즉각적인 보전 우려가 없다.

Shared Countries

Both species can be found in 6 countries:

🇨🇴 Colombia 🇩🇰 Denmark 🇪🇨 Ecuador 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan