Big-eared opossum vs

Didelphis aurita compared with Mikrosyphar polysiphoniae

Taxonomic Classification

Rank	Big-eared opossum
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Phaeophyceae (Phaeophyceae)
Order	Didelphimorphia (Didelphimorphia)	Ectocarpales (Ectocarpales)
Family	Didelphidae	Chordariaceae
Genus	Didelphis	Mikrosyphar
Species	Didelphis aurita	Mikrosyphar polysiphoniae

Conservation Status

Big-eared opossum

LC — Least Concern

LC — Least Concern

Physical Characteristics

Attribute	Big-eared opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Big-eared opossum

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Mikrosyphar polysiphoniae is a small, endophytic brown alga in the order Ectocarpales that parasitizes red algae in the genus Polysiphonia. It penetrates into the cortical tissue of its host, forming small pustules visible on the host thallus surface. Assessed as Least Concern, it is found in temperate coastal marine environments in the Northern Hemisphere.