Black-headed Night Monkey vs Spiculate Toad

Aotus nigriceps compared with Incilius spiculatus

Key Differences

• Black-headed Night Monkey is Least Concern while Spiculate Toad is Endangered.

Taxonomic Classification

Rank	Black-headed Night Monkey	Spiculate Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Primates (Primates)	Anura (Frogs & Toads)
Family	Aotidae	Bufonidae
Genus	Aotus	Incilius
Species	Aotus nigriceps	Incilius spiculatus

Evolutionary Relationship

Black-headed Night Monkey and Spiculate Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-headed Night Monkey

LC — Least Concern

Spiculate Toad

EN — Endangered

Physical Characteristics

Attribute	Black-headed Night Monkey	Spiculate Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spiculate 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.

Black-headed Night Monkey

The Black-headed Night Monkey (Aotus nigriceps) is a species in the genus Aotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.