Bobr Kanadskii vs Лайсанский чирок

Castor canadensis compared with Anas laysanensis

Key Differences

• Bobr Kanadskii is Not Evaluated while Лайсанский чирок is Critically Endangered.

Taxonomic Classification

Rank	Bobr Kanadskii	Лайсанский чирок
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Mammalia (млекопитающие)	Aves (птицы)
Order	Rodentia (грызуны)	Anseriformes (гусеобразные)
Family	Castoridae (Beavers)	Anatidae
Genus	Castor (Beavers)	Anas
Species	Castor canadensis	Anas laysanensis

Evolutionary Relationship

Bobr Kanadskii and Лайсанский чирок share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Bobr Kanadskii

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Лайсанский чирок

CR — Critically Endangered

Physical Characteristics

Attribute	Bobr Kanadskii	Лайсанский чирок
Diet	Herbivore	—
Average Lifespan	15 years	—
Average Length	1.0 m	—
Average Weight	25.0 kg	—

Habitat & Geographic Range

Bobr Kanadskii

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Widely distributed across Europe (15 countries), North America (United States), and South America (Argentina, Chile).

Лайсанский чирок

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.

Bobr Kanadskii

The largest rodent in North America, Canadian beavers weigh up to 32 kg and are master ecosystem engineers inhabiting rivers, lakes, and wetlands across Canada and the northern United States. By felling trees and constructing dams up to hundreds of meters long, beavers create ponds that provide habitat for hundreds of species. Their lodges and canals transform entire watersheds. Once nearly hunted to extinction for their fur, beaver populations have recovered strongly.

Лайсанский чирок

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.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom