Big Finner vs Pea cyst nematode

Balaenoptera physalus compared with Heterodera goettingiana

Key Differences

• Big Finner is Endangered while Pea cyst nematode is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	Pea cyst nematode
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Nematoda (Roundworms)
Class	Mammalia (Mammals)	Chromadorea (Chromadorea)
Order	Cetacea (Whales & Dolphins)	Rhabditida (Rhabditida)
Family	Balaenopteridae (Rorquals)	Heteroderidae
Genus	Balaenoptera (Rorquals)	Heterodera
Species	Balaenoptera physalus	Heterodera goettingiana

Evolutionary Relationship

Big Finner and Pea cyst nematode share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Finner

EN — Endangered

Pea cyst nematode

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	Pea cyst nematode
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Finner

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Pea cyst nematode

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark and Portugal.

Big Finner

Big Finner (Balaenoptera physalus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇵🇹 Portugal