Arroyo Willow vs Big Finner

Salix lasiolepis compared with Balaenoptera physalus

Key Differences

• Arroyo Willow is Least Concern while Big Finner is Endangered.

Taxonomic Classification

Rank	Arroyo Willow	Big Finner
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Malpighiales (Malpighiales)	Cetacea (Whales & Dolphins)
Family	Salicaceae	Balaenopteridae (Rorquals)
Genus	Salix	Balaenoptera (Rorquals)
Species	Salix lasiolepis	Balaenoptera physalus

Conservation Status

Arroyo Willow

LC — Least Concern

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Arroyo Willow	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arroyo Willow

Habitat

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

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.

Arroyo Willow

The Arroyo Willow, Salix lasiolepis, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.