Living BeingsCompare species
Common Earthworm
Lumbricus terrestris
Tiger
Panthera tigris
Evidence from the profiles
Compare their characteristics
| Trait | Common Earthworm | Tiger |
|---|---|---|
| Nutrition | Data unavailable | Carnivorous Source ↗ |
| Social organization | Data unavailable | Generally solitary Source ↗ |
| Physical traits | A segmented, elongated body carries small bristles used in movement. Mature worms have a distinct clitellum associated with reproduction. | Dark stripes break up the tiger’s outline. Stripe patterns vary from one individual to another. |
| Habitat and range | Moist soils with access to surface organic material support its burrowing and feeding habits. | Tigers live in varied habitats, including tropical forests, mangrove swamps and temperate forest. |
| Diet and nutrition | Surface leaf litter is an important resource. Laboratory observations of seedling damage do not make living plants its normal replacement for litter. | Tigers mainly hunt large mammals, including deer and wild pigs. |
| Behavior and activity | Worms commonly forage near their burrow entrance and withdraw into the soil when disturbed. | A tiger usually hunts by stalking its prey and attacking at close range. |
| Reproduction and life cycle | Individuals are hermaphrodites that exchange sperm. Fertilized eggs develop in cocoons produced through the clitellum. | Data unavailable |
| Geographic distribution | Native to parts of Europe, the species has been transported elsewhere. Introduced earthworms can alter ecosystems that developed without them. | Data unavailable |
| Ecological role | Burrowing and litter incorporation modify soil structure and nutrient cycling; these effects depend on the receiving ecosystem. | Data unavailable |
| Distinctive adaptations | Muscular segments and bristles provide traction, while moist skin enables gas exchange. | Data unavailable |
| Conservation | The ecological effects of an introduced population differ from conservation concerns in its native range. This account assigns no formal threat category. | Data unavailable |
Classification
Shared ancestry
Closest shared taxon: Bilateria.
Sources from both profiles
Common Earthworm
- Lumbricus terrestris · NCBI Taxonomy ↗
- Experimental evaluation of herbivory on live plant seedlings by the earthworm Lumbricus terrestris L. in the presence and absence of soil surface litter ↗
- Lumbricus terrestris — University of California, Davis, SAREP ↗
- Lumbricus terrestris — IUCN Global Invasive Species Database ↗