Broad Buckler Fern vs 虎鯨

Dryopteris expansa compared with Orcinus orca

Key Differences

• Broad Buckler Fern is Least Concern while 虎鯨 is Data Deficient.

Taxonomic Classification

Rank	Broad Buckler Fern	虎鯨
Kingdom	Plantae (植物)	Animalia (动物界)
Phylum	Tracheophyta	Chordata (脊索动物门)
Class	Polypodiopsida (水龍骨綱)	Mammalia (哺乳動物)
Order	Polypodiales (水龙骨目)	Cetacea (Whales & Dolphins)
Family	Dryopteridaceae	Delphinidae (Oceanic Dolphins)
Genus	Dryopteris	Orcinus (Orcas)
Species	Dryopteris expansa	Orcinus orca

Conservation Status

Broad Buckler Fern

LC — Least Concern

虎鯨

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Physical Characteristics

Attribute	Broad Buckler Fern	虎鯨
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	8.0 m
Average Weight	—	5.4 t

Habitat & Geographic Range

Broad Buckler Fern

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), and North America (Canada, United States).

虎鯨

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).

Broad Buckler Fern

The Broad Buckler Fern (Dryopteris expansa) is a species in the genus Dryopteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies.

虎鯨

作为海豚科体型最大的成员，虎鲸（Orcinus orca）体长可达9米，体重6吨，分布于从北极到南极的所有海洋。以母系群体生活的顶级捕食者，不同种群具有独特的方言、狩猎策略和文化传统。一些种群专门捕食鱼类，另一些则捕食海洋哺乳动物。没有天敌，虎鲸位于其所栖居的每条海洋食物链的顶端。

Shared Countries

Both species can be found in 5 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇹🇼 Taiwan