Earthworm - Wikipedia
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 - National Geographic Kids
Although native to Europe, earthworms are found throughout North America and western Asia. They do not live in deserts or regions where there is permafrost or permanent snow and ice. Typically...
Earthworms - National Wildlife Federation
Earthworms are harmless, often beneficial residents of the soil. 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.
Earthworm - Simple English Wikipedia, the free encyclopedia
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 .
Earthworm: Characteristics, Diet, Facts & More [Fact Sheet]
Earthworms encompass a diverse range of species and subspecies, with over 7,000 identified species worldwide. These species vary remarkably in size, habitat, and behavior. Notable species include Lumbricus terrestris, commonly known as the common earthworm, and Eisenia fetida, widely used in vermicomposting.
All about earthworms - Welcome Wildlife
2015年1月18日 · Earthworms are animals in the phylum Annelida, along with leeches. The name comes from the Latin anellus for “little ring,” a reference to the many segments of their bodies. Today about 2,700 species are known to exist, and they’re found on …
Earthworm | Annelid, Burrowing & Soil Fertility | Britannica
2024年11月4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 native species and 13 introduced species (from Europe) occur in the eastern United States, L. terrestris being the most common.
Earthworm facts for kids - Kids encyclopedia
2024年6月8日 · An earthworm is a terrestrial invertebrate that belongs to the phylum Annelida. They occur worldwide where soil, water, and temperature allow. Earthworms activity aerate and mixe the soil, making it more fertile and rich in nutrients. An abundance of earthworms is generally considered beneficial by farmers and gardeners.
Earthworm Facts for Kids - Science Sparks
2013年4月22日 · The scientific name for the common earthworm is Lumbricus terrestris. Earthworms have no eyes or ears but are very sensitive to vibrations. Worms are often eaten by hedgehogs, birds, frogs and toads. There are about 3 million worms per acre of grassland. That’s a lot of worms. Fossils are rare due to their soft body.
Earthworm | National Geographic
Learn all you wanted to know about common earthworms with pictures, videos, photos, facts, and news from National Geographic.