Beech Bark Canker vs Polar bear

Neonectria faginata compared with Ursus maritimus

Key Differences

• Beech Bark Canker is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Beech Bark Canker	Polar bear
Kingdom	Fungi (真菌界)	Animalia (动物界)
Phylum	Ascomycota (子囊菌门)	Chordata (脊索动物门)
Class	Sordariomycetes (粪壳菌纲)	Mammalia (哺乳動物)
Order	Hypocreales (肉座菌目)	Carnivora (食肉目)
Family	Nectriaceae	Ursidae (Bears)
Genus	Neonectria	Ursus (Bears)
Species	Neonectria faginata	Ursus maritimus

Conservation Status

Beech Bark Canker

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Beech Bark Canker	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Beech Bark Canker

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States.

Polar bear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Beech Bark Canker

The Beech Bark Canker (Neonectria faginata) is a species in the genus Neonectria. Native to North America, inhabiting ecosystems characteristic of the region. The species is documented in scientific literature under the name Neonectria faginata.

Polar bear

北极熊是地球上最大的陆地食肉动物，体重可超过700千克，分布于从加拿大到俄罗斯的北极海冰区。是高度特化的海洋哺乳动物，依赖海冰捕猎环斑海豹和髯海豹。是优秀的游泳者，能够横渡广阔的开阔水域。被列为易危种，因气候变化导致北极海冰迅速减少，种群正受到严重威胁。