Living BeingsCompare species
Stentor coeruleus
Stentor coeruleus
African Golden Cat
Caracal auratus
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 | Stentor coeruleus | African Golden Cat |
|---|---|---|
| Physical traits | An extended cell has a pronounced front-to-back organization and a broad oral region. A contracted cell looks very different; the photograph shows a contracted individual with ingested material. | The body is robust and the coat varies between reddish and grayish forms. Spotting can be more visible on some parts of the body. |
| Habitat and range | The cited studies concern cultured ciliates and controlled experiments. They do not establish a complete geographic distribution or natural lifespan. | Dense African forest and secondary growth provide cover and hunting habitat. |
| Diet and nutrition | Food is taken into the cell rather than produced by green-plant photosynthesis. Its feeding apparatus is a specialized region of the same single cell. | Rodents and other forest mammals are important prey. Birds and additional small animals may also be taken. |
| Behavior and activity | Experiments document contraction in response to touch, light avoidance and food selection. These responses do not require a multicellular nervous system. | It is generally solitary and difficult to observe in dense cover. Sparse observations should not be treated as a complete account of its daily behavior. |
| Reproduction and life cycle | Growth and cell division maintain the population. Regeneration after experimental injury is repair and reorganization, not an extra animal-like life stage. | Data unavailable |
| Geographic distribution | Data unavailable | The Mammal Diversity Database v2.5 records this species in Angola, Cameroon, Central African Republic, Cote d'Ivoire, Democratic Republic of the Congo, Equatorial Guinea, Gabon, Ghana, Guinea, Liberia, Nigeria, Republic of the Congo, Sierra Leone, Uganda, Benin?, Burundi?, Gambia?, Guinea-Bissau?, Kenya?, Rwanda?, Senegal?, Sudan?, Togo?. |
| Ecological role | Its interactions with microbial food illustrate the complexity of unicellular life. | Data unavailable |
| Distinctive adaptations | After suitable experimental damage, remaining cell material can restore a proportioned form. This ability has made it valuable for studying how cells know where to build structures. | Data unavailable |
Classification
Shared ancestry
Closest shared taxon: Eukaryota.