Least Bittern vs Oustalet's Red Colobus

Ixobrychus exilis compared with Piliocolobus oustaleti

Key Differences

• Least Bittern is Least Concern while Oustalet's Red Colobus is Vulnerable.

Taxonomic Classification

Rank	Least Bittern	Oustalet's Red Colobus
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Pelecaniformes (Pelecaniformes)	Primates (Primates)
Family	Ardeidae	Cercopithecidae (Old World Monkeys)
Genus	Ixobrychus	Piliocolobus
Species	Ixobrychus exilis	Piliocolobus oustaleti

Evolutionary Relationship

Least Bittern and Oustalet's Red Colobus share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Least Bittern

LC — Least Concern

Oustalet's Red Colobus

VU — Vulnerable

Physical Characteristics

Attribute	Least Bittern	Oustalet's Red Colobus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Least Bittern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

Oustalet's Red Colobus

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Least Bittern

Least Bittern (Ixobrychus exilis) 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.