Grey vs Traça

Hadena caesia compared with Hadena azorica

Key Differences

• Grey is Least Concern while Traça is Critically Endangered.

Taxonomic Classification

Rank	Grey	Traça
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (artrópode)	Arthropoda (artrópode)
Class same	Insecta (inseto)	Insecta (inseto)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family same	Noctuidae	Noctuidae
Genus same	Hadena	Hadena
Species	Hadena caesia	Hadena azorica

Evolutionary Relationship

Grey and Traça share a common ancestor at the Genus level: Hadena.

Conservation Status

Grey

LC — Least Concern

Traça

CR — Critically Endangered

Physical Characteristics

Attribute	Grey	Traça
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grey

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden.

Traça

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.