Humpback smooth hound vs Maxwell's Duiker

Mustelus whitneyi compared with Philantomba maxwellii

Key Differences

• Humpback smooth hound is Critically Endangered while Maxwell's Duiker is Least Concern.

Taxonomic Classification

Rank	Humpback smooth hound	Maxwell's Duiker
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Artiodactyla (Even-toed Ungulates)
Family	Triakidae	Bovidae (Bovids)
Genus	Mustelus	Philantomba
Species	Mustelus whitneyi	Philantomba maxwellii

Evolutionary Relationship

Humpback smooth hound and Maxwell's Duiker share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Humpback smooth hound

CR — Critically Endangered

Maxwell's Duiker

LC — Least Concern

Physical Characteristics

Attribute	Humpback smooth hound	Maxwell's Duiker
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Humpback smooth hound

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Found in Chile. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Maxwell's Duiker

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.