Large-crested Toad vs Red-billed Duck

Incilius cristatus compared with Anas erythrorhyncha

Key Differences

• Large-crested Toad is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Large-crested Toad	Red-billed Duck
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	Incilius	Anas
Species	Incilius cristatus	Anas erythrorhyncha

Evolutionary Relationship

Large-crested Toad and Red-billed Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large-crested Toad

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Large-crested Toad	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large-crested Toad

Habitat

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

Range

Found in Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.