Castor canadien vs Leste Dryade

Castor canadensis compared with Lestes dryas

Key Differences

• Castor canadien is Not Evaluated while Leste Dryade is Vulnerable.

Taxonomic Classification

Rank	Castor canadien	Leste Dryade
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Chordata (Chordates)	Arthropoda (arthropodes)
Class	Mammalia (mammifères)	Insecta (insecte)
Order	Rodentia (Rodents)	Odonata (Odonata)
Family	Castoridae (Beavers)	Lestidae
Genus	Castor (Beavers)	Lestes
Species	Castor canadensis	Lestes dryas

Evolutionary Relationship

Castor canadien and Leste Dryade share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

Castor canadien

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Leste Dryade

VU — Vulnerable

Physical Characteristics

Attribute	Castor canadien	Leste Dryade
Diet	Herbivore	—
Average Lifespan	15 years	—
Average Length	1.0 m	—
Average Weight	25.0 kg	—

Habitat & Geographic Range

Castor canadien

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).

Leste Dryade

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Castor canadien

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.

Leste Dryade

Emerald Spreadwing (Lestes dryas) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States