Beech-mast Piercer vs Eisbär

Pammene herrichiana compared with Ursus maritimus

Key Differences

• Beech-mast Piercer is Not Evaluated while Eisbär is Vulnerable.

Taxonomic Classification

Rank	Beech-mast Piercer	Eisbär
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Arthropoda (Gliederfüßer)	Chordata (Chordatiere)
Class	Insecta (Insekten)	Mammalia (Säugetiere)
Order	Lepidoptera (Schmetterlinge)	Carnivora (Raubtiere)
Family	Tortricidae	Ursidae (Bears)
Genus	Pammene	Ursus (Bears)
Species	Pammene herrichiana	Ursus maritimus

Evolutionary Relationship

Beech-mast Piercer and Eisbär share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Beech-mast Piercer

NE — Not Evaluated

Eisbär

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Beech-mast Piercer	Eisbär
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Beech-mast Piercer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Sweden.

Eisbär

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-mast Piercer

The Beech-mast Piercer (Pammene herrichiana) is a species in the genus Pammene. Typically found in virtually all terrestrial and freshwater habitats. The species is documented in scientific literature under the name Pammene herrichiana.

Eisbär

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.