North American porcupine vs

Erethizon dorsatus compared with Trichormus variabilis

Key Differences

• North American porcupine is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	North American porcupine
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (cordados)	Cyanobacteria (Cyanobacteria)
Class	Mammalia (mamíferos)	Cyanobacteriia
Order	Rodentia (Rodents)	Cyanobacteriales
Family	Erethizontidae	Nostocaceae
Genus	Erethizon	Trichormus
Species	Erethizon dorsatus	Trichormus variabilis

Conservation Status

North American porcupine

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	North American porcupine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

North American porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Trichormus variabilis es una cianobacteria filamentosa fijadora de nitrogeno de la familia Nostocaceae. Forma heterocistos, celulas especializadas en la fijacion de nitrogeno, dentro de sus tricomas y se encuentra en agua dulce, suelo y asociaciones simbioticas. Su estado de conservacion no ha sido evaluado.