Gray smooth hound vs Pacific white-sided dolphin

Mustelus californicus compared with Lagenorhynchus obliquidens

Taxonomic Classification

Rank	Gray smooth hound	Pacific white-sided dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Cetacea (Whales & Dolphins)
Family	Triakidae	Delphinidae (Oceanic Dolphins)
Genus	Mustelus	Lagenorhynchus
Species	Mustelus californicus	Lagenorhynchus obliquidens

Evolutionary Relationship

Gray smooth hound and Pacific white-sided dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray smooth hound

LC — Least Concern

Pacific white-sided dolphin

LC — Least Concern

Physical Characteristics

Attribute	Gray smooth hound	Pacific white-sided dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Pacific white-sided dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.