Asiatic holly fern vs blue whale

Cyrtomium caryotideum compared with Balaenoptera musculus

Key Differences

Asiatic holly fern is Extinct while blue whale is Vulnerable.

Taxonomic Classification

Rank	Asiatic holly fern	blue whale
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Tracheophyta	Chordata (สัตว์มีแกนสันหลัง)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Polypodiales (Polypodiales)	Cetacea (Whales & Dolphins)
Family	Dryopteridaceae	Balaenopteridae (Rorquals)
Genus	Cyrtomium	Balaenoptera (Rorquals)
Species	Cyrtomium caryotideum	Balaenoptera musculus

Conservation Status

Asiatic holly fern

EX — Extinct

blue whale

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Asiatic holly fern	blue whale
Diet	—	Carnivore
Average Lifespan	—	90 years
Average Length	—	30.0 m
Average Weight	—	150.0 t

Habitat & Geographic Range

Asiatic holly fern

Habitat

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

Range

Found in Taiwan.

blue whale

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). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Asiatic holly fern

The Asiatic holly fern (Cyrtomium caryotideum) is a species in the genus Cyrtomium. It is currently classified as Extinct on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Found in Taiwan.

blue whale

The largest animal ever known to have lived on Earth, blue whales can reach 33 meters and 200 tonnes — their hearts alone weigh as much as a small car. Found in all oceans, they migrate between polar feeding grounds and tropical breeding areas. Filter feeders consuming up to 4 tonnes of krill daily. Endangered, with global populations estimated at 10,000–25,000 after near-extinction from 20th-century whaling.