Cá Nhàm đuôi dài vs Mondolfi’s Four-eyed Opossum

Alopias pelagicus compared with Philander mondolfii

Key Differences

• Cá Nhàm đuôi dài is Endangered while Mondolfi’s Four-eyed Opossum is Least Concern.

Taxonomic Classification

Rank	Cá Nhàm đuôi dài	Mondolfi’s Four-eyed Opossum
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Chondrichthyes (Lớp Cá sụn)	Mammalia (lớp Thú)
Order	Lamniformes (Bộ Cá nhám thu)	Didelphimorphia (Didelphimorphia)
Family	Alopiidae	Didelphidae
Genus	Alopias	Philander
Species	Alopias pelagicus	Philander mondolfii

Evolutionary Relationship

Cá Nhàm đuôi dài and Mondolfi’s Four-eyed Opossum share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Cá Nhàm đuôi dài

EN — Endangered

Mondolfi’s Four-eyed Opossum

LC — Least Concern

Physical Characteristics

Attribute	Cá Nhàm đuôi dài	Mondolfi’s Four-eyed Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cá Nhàm đuôi dài

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.

Mondolfi’s Four-eyed Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Cá Nhàm đuôi dài

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.