Dark-triangle Button vs Ánade de Laysán

Acleris laterana compared with Anas laysanensis

Key Differences

• Dark-triangle Button is Least Concern while Ánade de Laysán is Critically Endangered.

Taxonomic Classification

Rank	Dark-triangle Button	Ánade de Laysán
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (artrópodos)	Chordata (cordados)
Class	Insecta (insecto)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Anseriformes (Anseriformes)
Family	Tortricidae	Anatidae
Genus	Acleris	Anas
Species	Acleris laterana	Anas laysanensis

Evolutionary Relationship

Dark-triangle Button and Ánade de Laysán share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dark-triangle Button

LC — Least Concern

Ánade de Laysán

CR — Critically Endangered

Physical Characteristics

Attribute	Dark-triangle Button	Ánade de Laysán
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark-triangle Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Ánade de Laysán

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Ánade de Laysán

El Pato de Laysan (Anas laysanensis) está clasificado como En Peligro Crítico (CR) en la Lista Roja de la UICN. Enfrenta un riesgo extremadamente alto de extinción en estado silvestre debido a la grave disminución de su población y la pérdida de hábitat.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway