Angular rough shark vs Canadian beaver

Oxynotus paradoxus compared with Castor canadensis

Key Differences

• Angular rough shark is Vulnerable while Canadian beaver is Not Evaluated.

Taxonomic Classification

Rank	Angular rough shark	Canadian beaver
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum same	Chordata (रज्जुकी)	Chordata (रज्जुकी)
Class	Elasmobranchii	Mammalia (स्तनधारी)
Order	Squaliformes (Squaliformes)	Rodentia (कृंतक)
Family	Oxynotidae	Castoridae (Beavers)
Genus	Oxynotus	Castor (Beavers)
Species	Oxynotus paradoxus	Castor canadensis

Evolutionary Relationship

Angular rough shark and Canadian beaver share a common ancestor at the Phylum level: Chordata. (रज्जुकी)

Conservation Status

Angular rough shark

VU — Vulnerable

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Physical Characteristics

Attribute	Angular rough shark	Canadian beaver
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	1.0 m
Average Weight	—	25.0 kg

Habitat & Geographic Range

Angular rough shark

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Portugal. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Canadian beaver

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).

Angular rough shark

The Angular rough shark (Oxynotus paradoxus) is a species in the genus Oxynotus. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Canadian beaver

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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇵🇹 Portugal