Though not fully quantified yet, greenhouse gas emissions of earthworms likely contribute to global warming, especially since top-dwelling earthworms increase the speed of carbon cycles and have …

Dec 20, 2025 · earthworm, any one of more than 1,800 species of terrestrial worms of the class Oligochaeta (phylum Annelida)—in particular, members of the genus Lumbricus. Seventeen native …

Oct 31, 2025 · Earthworms are a group of terrestrial annelids that constitute the suborder Lumbricina. They are characterized by an elongated, segmented body equipped with bristle-like hair for …

Earthworms are harmless, often beneficial residents of the soil. Earthworms breakdown dead and decaying organic matter into rich humus soil, thereby supporting plant growth.

Earthworms help to fertilise the soil by bringing nutrients closer to the surface. Earthworms are widespread in Britain and Europe. They have been introduced to most parts of the world. They live in …

Earthworms are more than just fish bait. They are the main contributors to enriching and improving soil for plants, animals and even humans. Earthworms create tunnels in the soil by burrowing, which …

Learn all you wanted to know about common earthworms with pictures, videos, photos, facts, and news from National Geographic.

Earthworms are found in a wide range of habitats, from gardens and forests to grasslands and agricultural land. They prefer moist, dark environments and are predominantly soil-dwellers, although …

Slimy, slippery, pinkish, or salmon-colored earthworms are familiar to just about everyone. They are segmented worms with numerous concentric ridges, one for each body segment.

Earthworms are distinguished from other groups of Oligochaeta by their ecology. Earthworms are predominantly terrestrial, though they can be found in some freshwater environments such soils of …