Afrikanischer Elefant vs Küsten-Pfeilwurm
Loxodonta africana compared with Parasagitta setosa
Key Differences
- Afrikanischer Elefant is Vulnerable while Küsten-Pfeilwurm is Not Evaluated.
Taxonomic Classification
| Rank | Afrikanischer Elefant | Küsten-Pfeilwurm |
|---|---|---|
| Kingdom same | Animalia (Tier) | Animalia (Tier) |
| Phylum | Chordata (Chordatiere) | Chaetognatha (Pfeilwürmer) |
| Class | Mammalia (Säugetiere) | Sagittoidea (Sagittoidea) |
| Order | Proboscidea (Rüsseltiere) | Aphragmophora (Aphragmophora) |
| Family | Elephantidae (Elephants) | Sagittidae |
| Genus | Loxodonta (African Elephants) | Parasagitta |
| Species | Loxodonta africana | Parasagitta setosa |
Evolutionary Relationship
Afrikanischer Elefant and Küsten-Pfeilwurm share a common ancestor at the Kingdom level: Animalia. (Tier)
Conservation Status
Afrikanischer Elefant
VU — VulnerablePopulation: ~415.0K
Trend: Decreasing ↓
Küsten-Pfeilwurm
NE — Not EvaluatedPhysical Characteristics
| Attribute | Afrikanischer Elefant | Küsten-Pfeilwurm |
|---|---|---|
| Diet | Herbivore | — |
| Average Lifespan | 65 years | — |
| Average Length | 6.0 m | — |
| Average Weight | 6.0 t | — |
Habitat & Geographic Range
Afrikanischer Elefant
Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.
Found in Kenya. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.
Küsten-Pfeilwurm
Native to Europe, inhabiting ecosystems characteristic of the region.
Distributed across Denmark, Norway, and Russia.
Afrikanischer Elefant
The largest land animal on Earth, African elephants can reach 7,000 kg and inhabit sub-Saharan savannas, forests, and wetlands. Highly intelligent with complex social structures led by matriarchs, they communicate through infrasound, rumbles, and touch. As ecosystem engineers, they shape habitats by uprooting trees, digging waterholes, and dispersing seeds. Vulnerable, with populations declining due to ivory poaching and habitat loss.
Küsten-Pfeilwurm
Parasagitta setosa, the coastal arrow worm, is a chaetognath in the family Sagittidae inhabiting the coastal and neritic waters of the northeastern Atlantic Ocean and adjacent North Sea and Baltic Sea, with confirmed records from Denmark, Norway, and Russia. Arrow worms are small, transparent, torpedo-shaped marine invertebrates typically 1–5 centimeters long, and despite their common name, are neither worms nor closely related to any familiar animal group; they form their own phylum, Chaetognatha, comprising around 120 species. Parasagitta setosa is a predatory planktonic species, using stiff bristle-like grasping spines flanking its mouth to seize copepods, small fish larvae, and other zooplankton that form the bulk of its diet. It occupies neritic plankton communities, often occurring in brackish coastal waters and estuaries where many arrow worm species cannot tolerate reduced salinity. The species serves as an important prey item for fish including herring and sprat and functions as a significant link in coastal marine food webs. Arrow worm phylogenetic position has been debated extensively; molecular evidence places them near the base of protostome animals. The species is Not Evaluated by the IUCN, as marine zooplankton populations are rarely assessed due to monitoring challenges.
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