An earthworm is a soil-dwelling terrestrial invertebrate that belongs to the phylum Annelida. The term is the common name for the largest members of the class (or subclass, depending on the …

The earthworm is one of the most important creatures on earth and one that engineers the very foundations of the ecology we live in. They’re slimy, wriggly, subterranean critters, but they do …

2025年4月10日 · 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 …

Earthworms are vital to soil health and to plants growing in it because they transport nutrients and minerals from below to the surface via their waste. An earthworm can eat up to a third of its...

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

2024年5月27日 · What is an earthworm? It is an invertebrate animal that is a member of the Annelida phylum and the Opisthopora order. Its anatomy is the familiar, slimy segmented tube.

An earthworm is an invertebrate animal with a long, stretchy body and no legs. It is a type of annelid . There are 5,500 known species of earthworms in 21 families .

2013年9月5日 · Earthworms are among the most visible of soil organisms and have received considerable attention. They play a pivotal role in maintaining the productivity of our soils. This …

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 …

An earthworm is a segmented worm; a terrestrial invertebrate belonging to the phylum Annelida. They are the common inhabitants of moist soil and feed on organic matter. Earthworms are …