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The reddish-gray-colored common earthworm, often called a night crawler in the United States, is familiar to anyone with a fishing rod or a garden. They are indigenous to Europe, but are now...
The European nightcrawler (Dendrobaena hortensis) is a medium-small earthworm averaging about 1.5 g when fully grown. Generally blueish, pink-grey in color with a banded or striped appearance, the tips of their tails are often cream or pale yellow.
22 lis 2019 · When you examine a nightcrawler worm up close, note their red-gray color and ring-shaped segments called annuli. Tiny bristles called setae cover each annuli. Nightcrawlers use their setae to slither and move as well as burrow into the ground.
31 gru 2023 · Nightcrawlers, also known as earthworms or Lumbricus terrestris, are fascinating creatures that play a crucial role in the ecosystem. These slimy, segmented invertebrates are often found burrowing in the soil, particularly during the night, hence their name.
Large earthworms, or night crawlers (Lumbricus terrestris), are cultivated and sold as bait for freshwater fishes and as humus builders in gardens. The sludge worm Tubifex , abundant near sewer outlets and thus an indicator of water pollution, is collected and sold as food for tropical fish.
Nightcrawlers are beneficial earthworms that provide natural aeration of soil. They allow water and oxygen to penetrate more easily into the ground. Their feeding and excrement helps recycle nutrients and fertilize the soil.
Eudrilus eugeniae, also called the "African nightcrawler", is an earthworm species native to tropical west Africa and now widespread in warm regions under vermicompost; it is an excellent source of protein and has great pharmaceutical potential.