Gray-shanked Douc Langur vs Olive-Side Flycatcher

Pygathrix cinerea compared with Contopus cooperi

Key Differences

• Gray-shanked Douc Langur is Critically Endangered while Olive-Side Flycatcher is Near Threatened.

Taxonomic Classification

Rank	Gray-shanked Douc Langur	Olive-Side Flycatcher
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Cercopithecidae (Old World Monkeys)	Tyrannidae
Genus	Pygathrix	Contopus
Species	Pygathrix cinerea	Contopus cooperi

Evolutionary Relationship

Gray-shanked Douc Langur and Olive-Side Flycatcher share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-shanked Douc Langur

CR — Critically Endangered

Olive-Side Flycatcher

NT — Near Threatened

Physical Characteristics

Attribute	Gray-shanked Douc Langur	Olive-Side Flycatcher
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Olive-Side Flycatcher

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Olive-Side Flycatcher

Olive-Side Flycatcher (Contopus cooperi) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.