Epaulard vs St Helena Tree Fern

Orcinus orca compared with Dicksonia arborescens

Key Differences

• Epaulard is Data Deficient while St Helena Tree Fern is Vulnerable.

Taxonomic Classification

Rank	Epaulard	St Helena Tree Fern
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Tracheophyta
Class	Mammalia (哺乳類)	Polypodiopsida (ウラボシ綱)
Order	Cetacea (Whales & Dolphins)	Cyatheales (ヘゴ目)
Family	Delphinidae (Oceanic Dolphins)	Dicksoniaceae
Genus	Orcinus (Orcas)	Dicksonia
Species	Orcinus orca	Dicksonia arborescens

Conservation Status

Epaulard

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

St Helena Tree Fern

VU — Vulnerable

Physical Characteristics

Attribute	Epaulard	St Helena Tree Fern
Diet	Carnivore	—
Average Lifespan	50 years	—
Average Length	8.0 m	—
Average Weight	5.4 t	—

Habitat & Geographic Range

Epaulard

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, Venezuela).

St Helena Tree Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Epaulard

イルカ科で最大の種であるシャチ（Orcinus orca）は体長最大9メートル、体重6トンに達し、北極から南極まですべての海洋に生息しています。独特の方言、狩猟戦略、集団間で異なる文化的伝統を持つ母系ポッドで生活する頂点捕食者です。一部の集団は魚類を、他の集団は海洋哺乳類を専門に捕食します。天敵はなく、シャチは生息するすべての海洋食物連鎖の頂点に位置します。