Black Howler Monkey vs Franklin's Gull

Alouatta pigra compared with Leucophaeus pipixcan

Key Differences

• Black Howler Monkey is Endangered while Franklin's Gull is Least Concern.

Taxonomic Classification

Rank	Black Howler Monkey	Franklin's Gull
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Charadriiformes (Charadriiformes)
Family	Atelidae	Laridae
Genus	Alouatta	Leucophaeus
Species	Alouatta pigra	Leucophaeus pipixcan

Evolutionary Relationship

Black Howler Monkey and Franklin's Gull share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black Howler Monkey

EN — Endangered

Franklin's Gull

LC — Least Concern

Physical Characteristics

Attribute	Black Howler Monkey	Franklin's Gull
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Franklin's Gull

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Black Howler Monkey

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

Franklin's Gull

Franklin's Gull (Leucophaeus pipixcan) 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.