Birdbeak dogfish vs Long-tailed dunnart

Deania calcea compared with Sminthopsis longicaudata

Key Differences

• Birdbeak dogfish is Near Threatened while Long-tailed dunnart is Least Concern.

Taxonomic Classification

Rank	Birdbeak dogfish	Long-tailed dunnart
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Dasyuromorphia (Dasyuromorphia)
Family	Centrophoridae	Dasyuridae
Genus	Deania	Sminthopsis
Species	Deania calcea	Sminthopsis longicaudata

Evolutionary Relationship

Birdbeak dogfish and Long-tailed dunnart share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Birdbeak dogfish

NT — Near Threatened

Long-tailed dunnart

LC — Least Concern

Physical Characteristics

Attribute	Birdbeak dogfish	Long-tailed dunnart
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birdbeak dogfish

Habitat

Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile, Norway, and Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Long-tailed dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Birdbeak dogfish

The Birdbeak dogfish (Deania calcea) is a species in the genus Deania. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.