Living BeingsCompare species
Paramecium tetraurelia
Paramecium tetraurelia
African Savanna Elephant
Loxodonta africana
How to compare two organisms
Choose two species and trace their closest shared group. Then compare a trait with the same definition on each side. Check the units, life stage and context before interpreting a measurement or range.
Missing data means that the collection lacks a sourced value. Where a characteristic does not apply to a lineage, the comparison labels it separately. Open the two profiles for context and follow their sources before drawing a conclusion.
Evidence from the profiles
Compare their characteristics
| Trait | Paramecium tetraurelia | African Savanna Elephant |
|---|---|---|
| Physical traits | A ciliated, elongated cell body carries an oral feeding region. Closely related members of the species complex can be difficult to separate by appearance alone. | Broad ears, a long trunk and column-like legs give the animal its familiar outline. The trunk tip has two finger-like projections. Both sexes can develop tusks. |
| Habitat and range | Freshwater conditions with microbial food support growth in nature and in appropriately prepared cultures. | Savannas and open woodland provide a shifting mixture of browse, grass, shade and drinking water. Seasonal water availability influences the places that herds use. |
| Diet and nutrition | Ciliary activity directs suspended food toward the oral region, where particles enter food vacuoles. | Grasses, leaves, bark and other plant material make up its diet. The trunk gathers food and moves it to the mouth. |
| Behavior and activity | Coordinated beating of cilia supports swimming and feeding, while sensory responses alter movement. | Female relatives and their young form long-lasting social groups. Older females hold knowledge of familiar routes and resources; adult males have a different pattern of association. |
| Reproduction and life cycle | Vegetative fission coexists with processes involving germline and somatic nuclei. Nuclear inheritance cannot be reduced to a simple animal-style model. | Calves are born alive and depend on milk and extended social care. Learning from other elephants is an important part of growing up. |
| Geographic distribution | Species identity must be checked within the aurelia complex. A generic Paramecium observation is not automatically a P. tetraurelia record. | Native to sub-Saharan Africa. This account follows the savanna-elephant species concept rather than treating all African elephants as one species. |
| Ecological role | Feeding on microorganisms places the ciliate within freshwater microbial communities. | Feeding and movement alter vegetation, and dung transfers seeds and nutrients. Habitat fragmentation and killing for ivory threaten populations. |
| Distinctive adaptations | Genome analysis revealed at least three successive whole-genome duplications. Copies were not all lost at once: retention patterns differ among genes, with shared dosage requirements helping explain why some copies persist. This research distinguishes the history of its genome from the ordinary division of a cell during growth. | Data unavailable |
Classification
Shared ancestry
Closest shared taxon: Eukaryota.