common bottlenose dolphin vs small tortoiseshell

Tursiops truncatus compared with Aglais urticae

Key Differences

  • common bottlenose dolphin is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank common bottlenose dolphin small tortoiseshell
Kingdom same Animalia (動物) Animalia (動物)
Phylum Chordata (脊索動物) Arthropoda (節足動物)
Class Mammalia (哺乳類) Insecta (昆虫)
Order Cetacea (Whales & Dolphins) Lepidoptera (チョウ目)
Family Delphinidae (Oceanic Dolphins) Nymphalidae (Brush-footed Butterflies)
Genus Tursiops (Bottlenose Dolphins) Aglais
Species Tursiops truncatus Aglais urticae

Evolutionary Relationship

common bottlenose dolphin and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute common bottlenose dolphin small tortoiseshell
Diet Carnivore
Average Lifespan 45 years
Average Length 3.0 m
Average Weight 300.0 kg

Habitat & Geographic 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).

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

common bottlenose dolphin

最も研究され、最も知られているイルカ種であるバンドウイルカは、沿岸の浅瀬から外洋まで世界中の温暖な海域と温帯海域に生息します。体に対して大きな脳を持つ高度に知性的なこの種は、自己認識、複雑なコミュニケーション、社会的学習を示します。流動的な分裂融合社会で生活し、魚を追い込むために協力します。海洋生態系の健全性の重要な指標種です。

small tortoiseshell

スモールトータスシェル(Aglais urticae)はIUCNレッドリストで準絶滅危惧(NT)に分類されている。絶滅危惧種に分類される一歩手前の段階で、保全措置がなければ脆弱になる可能性のある個体群を持つ。

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