Irrawaddy dolphin vs North American porcupine

Orcaella brevirostris compared with Erethizon dorsatus

Key Differences

• Irrawaddy dolphin is Endangered while North American porcupine is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	North American porcupine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Rodentia (Rodents)
Family	Delphinidae (Oceanic Dolphins)	Erethizontidae
Genus	Orcaella	Erethizon
Species	Orcaella brevirostris	Erethizon dorsatus

Evolutionary Relationship

Irrawaddy dolphin and North American porcupine share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

North American porcupine

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

North American porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.