Dark flying fox vs Speer’s Collared Frog

Pteropus subniger compared with Mannophryne speeri

Key Differences

• Dark flying fox is Extinct while Speer’s Collared Frog is Critically Endangered.

Taxonomic Classification

Rank	Dark flying fox	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	Pteropodidae (Fruit Bats)	Aromobatidae
Genus	Pteropus (Flying Foxes)	Mannophryne
Species	Pteropus subniger	Mannophryne speeri

Evolutionary Relationship

Dark flying fox and Speer’s Collared Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dark flying fox

EX — Extinct

Speer’s Collared Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Dark flying fox	Speer’s Collared Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark flying fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.