Hohojirozame vs Downy Emerald

Carcharodon carcharias compared with Cordulia aenea

Key Differences

  • Hohojirozame is Vulnerable while Downy Emerald is Least Concern.

Taxonomic Classification

Rank Hohojirozame Downy Emerald
Kingdom same Animalia (動物) Animalia (動物)
Phylum Chordata (脊索動物) Arthropoda (節足動物)
Class Chondrichthyes (軟骨魚綱) Insecta (昆虫)
Order Lamniformes (ネズミザメ目) Odonata (蜻蛉目)
Family Lamnidae (Mackerel Sharks) Corduliidae
Genus Carcharodon (Great White Sharks) Cordulia
Species Carcharodon carcharias Cordulia aenea

Evolutionary Relationship

Hohojirozame and Downy Emerald share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Hohojirozame

VU — Vulnerable

Population: ~3.5K

Trend: Decreasing ↓

Downy Emerald

LC — Least Concern

Physical Characteristics

Attribute Hohojirozame Downy Emerald
Diet Carnivore
Average Lifespan 70 years
Average Length 5.0 m
Average Weight 1.1 t

Habitat & Geographic Range

Hohojirozame

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate grasslands and steppes, among 9 distinct biome types spanning the Indomalayan and Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Chile, Norway, Portugal, and Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Downy Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

Hohojirozame

地球上で最大の捕食性魚類であるホホジロザメは、全世界の主要な大洋の冷涼な沿岸・外洋域に生息し、体長6メートル、体重2,000キログラムに達することがあります。海洋哺乳類、大型魚類、海鳥を主な獲物として下方からの待ち伏せ攻撃を行う最上位捕食者です。その恐ろしい評判にもかかわらず、人間への非挑発的な攻撃は極めてまれです。フカヒレ採取、混獲、目的的漁獲によって個体数が減少しており、多くの地域で法的保護を受けているにもかかわらず危急(VU)に分類されています。

Downy Emerald

ダウニーエメラルド(Cordulia aenea)は、IUCNレッドリストで軽度懸念(LC)に分類されています。分布域全体にわたって広く生息し、個体群は安定しており、直接的な保全上の懸念はありません。

Shared Countries

Both species can be found in 1 countries:

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