Amazon Black Howler vs Pixie Foam

Alouatta nigerrima compared with Stereocaulon pileatum

Key Differences

• Amazon Black Howler is Least Concern while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Pixie Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Primates (Primates)	Lecanorales (Lecanorales)
Family	Atelidae	Stereocaulaceae
Genus	Alouatta	Stereocaulon
Species	Alouatta nigerrima	Stereocaulon pileatum

Conservation Status

Amazon Black Howler

LC — Least Concern

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Pixie Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pixie Foam

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Amazon Black Howler

The Amazon Black Howler (Alouatta nigerrima) is a species in the genus Alouatta. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.