blue whale vs Brownspine Pricklypear

Balaenoptera musculus compared with Opuntia phaeacantha

Key Differences

• blue whale is Vulnerable while Brownspine Pricklypear is Least Concern.

Taxonomic Classification

Rank	blue whale	Brownspine Pricklypear
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Cetacea (Whales & Dolphins)	Caryophyllales (Caryophyllales)
Family	Balaenopteridae (Rorquals)	Cactaceae
Genus	Balaenoptera (Rorquals)	Opuntia
Species	Balaenoptera musculus	Opuntia phaeacantha

Conservation Status

blue whale

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

Brownspine Pricklypear

LC — Least Concern

Physical Characteristics

Attribute	blue whale	Brownspine Pricklypear
Diet	Carnivore	—
Average Lifespan	90 years	—
Average Length	30.0 m	—
Average Weight	150.0 t	—

Habitat & Geographic Range

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.

Brownspine Pricklypear

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Georgia), Europe (5 countries), and Oceania and the Pacific (Australia).

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.

Brownspine Pricklypear

The Brownspine Pricklypear (Opuntia phaeacantha) is a species in the genus Opuntia. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.