Rotklee-Spitzmausrüßler vs Eisbär
Protapion apricans compared with Ursus maritimus
Key Differences
- Rotklee-Spitzmausrüßler is Least Concern while Eisbär is Vulnerable.
Taxonomic Classification
| Rank | Rotklee-Spitzmausrüßler | Eisbär |
|---|---|---|
| Kingdom same | Animalia (Tier) | Animalia (Tier) |
| Phylum | Arthropoda (Gliederfüßer) | Chordata (Chordatiere) |
| Class | Insecta (Insekten) | Mammalia (Säugetiere) |
| Order | Coleoptera (Käfer) | Carnivora (Raubtiere) |
| Family | Apionidae | Ursidae (Bears) |
| Genus | Protapion | Ursus (Bears) |
| Species | Protapion apricans | Ursus maritimus |
Evolutionary Relationship
Rotklee-Spitzmausrüßler and Eisbär share a common ancestor at the Kingdom level: Animalia. (Tier)
Conservation Status
Rotklee-Spitzmausrüßler
LC — Least ConcernEisbär
VU — VulnerablePopulation: ~26.0K
Trend: Decreasing ↓
Physical Characteristics
| Attribute | Rotklee-Spitzmausrüßler | Eisbär |
|---|---|---|
| Diet | — | Carnivore |
| Average Lifespan | — | 25 years |
| Average Length | — | 2.4 m |
| Average Weight | — | 450.0 kg |
Habitat & Geographic Range
Rotklee-Spitzmausrüßler
Typically found in virtually all terrestrial and freshwater habitats.
Distributed across Norway and Sweden.
Eisbär
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.
Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.
Rotklee-Spitzmausrüßler
Protapion apricans, one of the weevils sharing the common name clover seed weevil, is a small apionid weevil in the family Brentidae (subfamily Apioninae), order Coleoptera. Unlike Tychius picirostris, which belongs to Curculionidae, Protapion species are classified within Brentidae, reflecting different evolutionary origins despite a broadly similar ecological role. P. apricans is a specialized herbivore of red clover (Trifolium pratense), with larvae feeding within developing flower heads and seeds rather than directly ovipositing into seed pods as Tychius does. Adults feed on the leaves and stems of clover before mating, and females insert eggs into developing flower heads where larvae feed on immature seeds and florets. P. apricans is considered an important pest of red clover seed production in Europe, capable of causing significant yield losses in clover seed crops. The species is distributed across Europe and has been documented from Norway and Sweden. It inhabits meadows, agricultural fields, and grassland habitats wherever red clover grows. P. apricans is classified as Least Concern on the IUCN Red List, reflecting its widespread distribution and stable populations throughout its European range. The species can be distinguished from closely related Protapion species by morphological characters of the rostrum, pronotum, and elytral punctation, requiring careful examination for accurate identification.
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.
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