Coelacanth vs common bottlenose dolphin

Latimeria chalumnae compared with Tursiops truncatus

Key Differences

  • Coelacanth is Critically Endangered while common bottlenose dolphin is Least Concern.
  • common bottlenose dolphin is 3.8x heavier than Coelacanth.
  • Coelacanth lives longer (100 years vs 45 years).

Taxonomic Classification

Rank Coelacanth common bottlenose dolphin
Kingdom same Animalia (동물) Animalia (동물)
Phylum same Chordata (척삭동물) Chordata (척삭동물)
Class Coelacanthi (Coelacanthi) Mammalia (포유류)
Order Coelacanthiformes (실러캔스) Cetacea (Whales & Dolphins)
Family Latimeriidae Delphinidae (Oceanic Dolphins)
Genus Latimeria Tursiops (Bottlenose Dolphins)
Species Latimeria chalumnae Tursiops truncatus

Evolutionary Relationship

Coelacanth and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Coelacanth

CR — Critically Endangered

Population: ~500

Trend: Decreasing ↓

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute Coelacanth common bottlenose dolphin
Diet Carnivore Carnivore
Average Lifespan 100 years 45 years
Average Length 1.8 m 3.0 m
Average Weight 80.0 kg 300.0 kg

Habitat & Geographic Range

Coelacanth

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 8 distinct biome types spanning the Australasia and Afrotropic and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Comoros, Indonesia, Mozambique, and South Africa. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

common bottlenose dolphin

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 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Coelacanth

1938년 남아프리카 앞바다에서 재발견되기 전까지 6,500만 년 동안 멸종된 것으로 여겨졌던 살아있는 화석인 실러캔스는 2미터, 90kg까지 자랄 수 있습니다. 이 종은 조기어류보다 사족동물에 더 가까운 고대 엽기어류 계통에 속해 척추동물 진화를 이해하는 데 과학적으로 매우 중요합니다. 인도양 깊은 암초 서식지에서 발견되며 야행성으로 체내 수정을 통해 완전히 형성된 새끼를 낳습니다. 심각한위기(CR) 종입니다.

common bottlenose dolphin

가장 많이 연구되고 잘 알려진 돌고래 종인 큰돌고래는 연안 얕은 곳부터 먼 바다까지 전 세계 온난하고 온대 해양에 서식합니다. 체구 대비 큰 뇌를 가진 고도로 지능적인 이 종은 자기 인식, 복잡한 의사소통 및 사회적 학습을 보여줍니다. 유동적인 분열-융합 사회에서 살며 물고기를 몰기 위해 협력합니다. 해양 생태계 건강의 핵심 지표 종입니다.

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