Achaval’s Toad vs Big Finner

Rhinella achavali compared with Balaenoptera physalus

Key Differences

• Achaval’s Toad is Least Concern while Big Finner is Endangered.

Taxonomic Classification

Rank	Achaval’s Toad	Big Finner
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Anura (Frogs & Toads)	Cetacea (Whales & Dolphins)
Family	Bufonidae	Balaenopteridae (Rorquals)
Genus	Rhinella	Balaenoptera (Rorquals)
Species	Rhinella achavali	Balaenoptera physalus

Evolutionary Relationship

Achaval’s Toad and Big Finner share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Achaval’s Toad

LC — Least Concern

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Achaval’s Toad	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Achaval’s Toad

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

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.

Achaval’s Toad

The Achaval’s Toad (Rhinella achavali) is a species in the genus Rhinella. It is currently classified as Least Concern on the IUCN Red List. It typically inhabits freshwater habitats, moist forests, and wetlands.

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.