Gilled lungfish vs Laysan Duck

Protopterus amphibius compared with Anas laysanensis

Key Differences

• Gilled lungfish is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Gilled lungfish	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Dipneusti (Dipneusti)	Aves (Birds)
Order	Ceratodontiformes (Ceratodontiformes)	Anseriformes (Anseriformes)
Family	Protopteridae	Anatidae
Genus	Protopterus	Anas
Species	Protopterus amphibius	Anas laysanensis

Evolutionary Relationship

Gilled lungfish and Laysan Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gilled lungfish

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Gilled lungfish	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gilled lungfish

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.

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.