Gulf of California Harbor Porpoise vs Merriam’s Pocket Mouse

Phocoena sinus compared with Perognathus merriami

Key Differences

• Gulf of California Harbor Porpoise is Critically Endangered while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Gulf of California Harbor Porpoise	Merriam’s Pocket Mouse
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	Phocoenidae	Heteromyidae
Genus	Phocoena	Perognathus
Species	Phocoena sinus	Perognathus merriami

Evolutionary Relationship

Gulf of California Harbor Porpoise and Merriam’s Pocket Mouse share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gulf of California Harbor Porpoise

CR — Critically Endangered

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Gulf of California Harbor Porpoise	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gulf of California Harbor Porpoise

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.