Bigeye thresher vs Brazilian Big-eyed Bat

Alopias pelagicus compared with Chiroderma doriae

Key Differences

• Bigeye thresher is Endangered while Brazilian Big-eyed Bat is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Brazilian Big-eyed Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Lamniformes (Mackerel Sharks)	Chiroptera (Bats)
Family	Alopiidae	Phyllostomidae
Genus	Alopias	Chiroderma
Species	Alopias pelagicus	Chiroderma doriae

Evolutionary Relationship

Bigeye thresher and Brazilian Big-eyed Bat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Brazilian Big-eyed Bat

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Brazilian Big-eyed Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye thresher

Habitat

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

Range

Distributed across Colombia and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brazilian Big-eyed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bigeye thresher

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Brazilian Big-eyed Bat

The Brazilian Big-eyed Bat (Chiroderma doriae) is a species in the genus Chiroderma. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.