Living BeingsCompare species
Day Octopus
Octopus cyanea
African Savanna Elephant
Loxodonta africana
Evidence from the profiles
Compare their characteristics
| Trait | Day Octopus | African Savanna Elephant |
|---|---|---|
| Physical traits | Eight flexible, sucker-bearing arms surround the mouth. Rapid changes in skin color and texture help the animal blend with complex reef surfaces. | 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 | Coral and rocky reefs offer crevices for shelter and varied surfaces over which to forage. A den can serve as a retreat between hunting excursions. | 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 | Crustaceans, molluscs and fish are among its prey. Flexible arms explore places that a rigid-bodied predator cannot easily reach. | Grasses, leaves, bark and other plant material make up its diet. The trunk gathers food and moves it to the mouth. |
| Behavior and activity | Individuals are generally solitary. Crawling and camouflage support hunting; an ink release can help an octopus escape a threat. | 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 | The female guards and tends her eggs. Brood care involves reduced or absent feeding, and reproduction is followed by the end of the adult female’s life. | 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 | Native to tropical Indo-Pacific waters. Its reef habitat includes both exposed surfaces and protected holes. | Native to sub-Saharan Africa. This account follows the savanna-elephant species concept rather than treating all African elephants as one species. |
| Ecological role | Data unavailable | Feeding and movement alter vegetation, and dung transfers seeds and nutrients. Habitat fragmentation and killing for ivory threaten populations. |
| Distinctive adaptations | A soft body, grasping suckers and adjustable skin appearance make it an effective hunter in a structurally complex environment. | Data unavailable |
Classification
Shared ancestry
Closest shared taxon: Bilateria.