Fenton's Mastiff Bat vs Speer’s Collared Frog

Molossus fentoni compared with Mannophryne speeri

Key Differences

• Fenton's Mastiff Bat is Least Concern while Speer’s Collared Frog is Critically Endangered.

Taxonomic Classification

Rank	Fenton's Mastiff Bat	Speer’s Collared Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Chiroptera (Bats)	Anura (Frogs & Toads)
Family	Molossidae	Aromobatidae
Genus	Molossus	Mannophryne
Species	Molossus fentoni	Mannophryne speeri

Evolutionary Relationship

Fenton's Mastiff Bat and Speer’s Collared Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fenton's Mastiff Bat

LC — Least Concern

Speer’s Collared Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Fenton's Mastiff Bat	Speer’s Collared Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fenton's Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Speer’s Collared Frog

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 5 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.