Brown smooth hound vs Caribbean Nurse Frog

Mustelus henlei compared with Allobates caribe

Key Differences

• Brown smooth hound is Least Concern while Caribbean Nurse Frog is Critically Endangered.

Taxonomic Classification

Rank	Brown smooth hound	Caribbean Nurse Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Amphibia (Amphibians)
Order	Carcharhiniformes (Ground Sharks)	Anura (Frogs & Toads)
Family	Triakidae	Aromobatidae
Genus	Mustelus	Allobates
Species	Mustelus henlei	Allobates caribe

Evolutionary Relationship

Brown smooth hound and Caribbean Nurse Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown smooth hound

LC — Least Concern

Caribbean Nurse Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Brown smooth hound	Caribbean Nurse Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown smooth hound

Habitat

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

Caribbean Nurse Frog

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Brown smooth hound

The Brown Smooth Hound (Mustelus henlei) is a species in the genus Mustelus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Caribbean Nurse Frog

The Caribbean Nurse Frog (Allobates caribe) is a species in the genus Allobates. It is currently classified as Critically Endangered (CR) on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types within the Ne