Brown Slender Toad vs Northern Pintail

Ansonia leptopus compared with Anas acuta

Key Differences

• Brown Slender Toad is Least Concern while Northern Pintail is Vulnerable.

Taxonomic Classification

Rank	Brown Slender Toad	Northern Pintail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Anura (Frogs & Toads)	Anseriformes (Anseriformes)
Family	Bufonidae	Anatidae
Genus	Ansonia	Anas
Species	Ansonia leptopus	Anas acuta

Evolutionary Relationship

Brown Slender Toad and Northern Pintail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Slender Toad

LC — Least Concern

Northern Pintail

VU — Vulnerable

Physical Characteristics

Attribute	Brown Slender Toad	Northern Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Slender Toad

Habitat

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

Northern Pintail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Slender Toad

The Brown Slender Toad (Ansonia leptopus) is a species in the genus Ansonia. It is currently classified as Least Concern on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

Northern Pintail

Northern Pintail (Anas acuta) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.