Arctic Sulfur vs Delacour's langur

Colias palaeno compared with Trachypithecus delacouri

Key Differences

• Arctic Sulfur is Least Concern while Delacour's langur is Critically Endangered.

Taxonomic Classification

Rank	Arctic Sulfur	Delacour's langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Primates (Primates)
Family	Pieridae	Cercopithecidae (Old World Monkeys)
Genus	Colias	Trachypithecus
Species	Colias palaeno	Trachypithecus delacouri

Evolutionary Relationship

Arctic Sulfur and Delacour's langur share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic Sulfur

LC — Least Concern

Delacour's langur

CR — Critically Endangered

Physical Characteristics

Attribute	Arctic Sulfur	Delacour's langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Sulfur

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (24 countries).

Delacour's langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arctic Sulfur

Arctic Sulfur (Colias palaeno) 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.