American black bear vs

Ursus americanus compared with Mikrosyphar polysiphoniae

Taxonomic Classification

Rank American black bear
Kingdom Animalia (Animals) Chromista (Chromista)
Phylum Chordata (Chordates) Ochrophyta (Ochrophyta)
Class Mammalia (Mammals) Phaeophyceae (Phaeophyceae)
Order Carnivora (Carnivorans) Ectocarpales (Ectocarpales)
Family Ursidae (Bears) Chordariaceae
Genus Ursus (Bears) Mikrosyphar
Species Ursus americanus Mikrosyphar polysiphoniae

Conservation Status

American black bear

LC — Least Concern

LC — Least Concern

Physical Characteristics

Attribute American black bear
Diet
Average Lifespan
Average Length
Average Weight

Habitat & Geographic Range

American black bear

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

American black bear

The American black bear (Ursus americanus) is a species in the genus Ursus. 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.

Nature FYI Family

Explore more of the natural world across our sister sites.

Part of the Nature FYI family — FYIPedia