Earthworm - Wikipedia
网页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 author) Oligochaeta.
Earthworm | Annelid, Burrowing & Soil Fertility | Britannica
网页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 species and 13 introduced species (from Europe) occur in the eastern United States, L. terrestris being the most common.
Earthworm | National Geographic
网页Learn all you wanted to know about common earthworms with pictures, videos, photos, facts, and news from National Geographic.
Earthworms - Facts, Diet & Habitat Information - Animal Corner
网页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.
Earthworms - National Wildlife Federation
网页Earthworms breakdown dead and decaying organic matter into rich humus soil, thereby supporting plant growth. They also dig tiny channels and make holes that aerate soil and improve drainage. Earthworms don’t have lungs; they breathe through their skin.
Earthworm - National Geographic Kids
网页Earthworm. Although native to Europe, earthworms are found throughout North America and western Asia. Common Name: Common Earthworm. Scientific Name: Lumbricus terrestris. Type: Invertebrates....
Different Types of Earthworms with Pictures & Facts
网页2024年7月19日 · These three main types of earthworms are epigeic worms, which are also known as surface dwellers because they live above soil level, endogeic worms, which live below ground, and anecic worms, which live below soil level but explore at and above soil level to find sources of food.
Earthworm: Characteristics, Diet, Facts & More [Fact Sheet]
网页Earthworms, often unnoticed and undervalued, are essential architects of our ecosystem. These seemingly humble creatures play a pivotal role in enhancing soil fertility and maintaining the delicate balance of our environment. This article delves into the fascinating world of earthworms, uncovering their various species, unique characteristics ...
Earthworms’ role in the ecosystem — Science Learning Hub
网页Earthworms are sometimes known as ‘ecosystem engineers’ because they significantly modify the physical, chemical and biological properties of the soil profile. These modifications can influence the habitat and activities of …
Earthworms Work Wonders for Soils - USDA
网页2017年4月21日 · Earthworms move the soil around and create tunnels that alter soil in a beneficial way. ARS scientists are developing soil management strategies to improve soil health and the Earth’s ecosystem.