Cabbage Leaf Weevil vs Laysan Duck

Ceutorhynchus contractus compared with Anas laysanensis

Key Differences

Cabbage Leaf Weevil is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Cabbage Leaf Weevil	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Coleoptera (Beetles)	Anseriformes (Anseriformes)
Family	Curculionidae	Anatidae
Genus	Ceutorhynchus	Anas
Species	Ceutorhynchus contractus	Anas laysanensis

Evolutionary Relationship

Cabbage Leaf Weevil and Laysan Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Cabbage Leaf Weevil

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Cabbage Leaf Weevil	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cabbage Leaf Weevil

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

Laysan Duck

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.

Cabbage Leaf Weevil

The Cabbage Leaf Weevil (Ceutorhynchus contractus) is a species in the genus Ceutorhynchus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.