Irrawaddy dolphin vs Osgoods short-tailed opossum

Orcaella brevirostris compared with Monodelphis osgoodi

Key Differences

• Irrawaddy dolphin is Endangered while Osgoods short-tailed opossum is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Osgoods short-tailed opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Didelphimorphia (Didelphimorphia)
Family	Delphinidae (Oceanic Dolphins)	Didelphidae
Genus	Orcaella	Monodelphis
Species	Orcaella brevirostris	Monodelphis osgoodi

Evolutionary Relationship

Irrawaddy dolphin and Osgoods short-tailed opossum share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Osgoods short-tailed opossum

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Osgoods short-tailed opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Osgoods short-tailed opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.