![]() ![]() Earthworms, unlike many other animals, eat the soil.They don’t split into two new worms, contrary to what some believe. When an earthworm loses one end of its body, it can grow another, but when it is cut in half, it dies.Earthworms can carry up to 20 eggs in a cocoon that can withstand adverse environmental conditions, but only one worm generally emerges.To share genetic information, they need to mate with another worm. However, they cannot fertilize themselves. Earthworms are hermaphrodites, which means they possess both male and female sex organs.The sun’s ultraviolet radiation is lethal to the thin-skinned earthworm, so they can only be found on the surface in dull, wet weather.Key Facts & Information Amazing Earthworm Facts See the fact file below for more information on Earthworms, or alternatively, you can download our 22-page Earthworm worksheet pack to utilize within the classroom or home environment. Earthworms can be found in nearly every type of soil on the planet, as long as the moisture and organic content are adequate. Download the Earthworm Facts & WorksheetsĮarthworms are small, soil-dwelling invertebrates sensitive to the pH, waterlogging, compaction, rotation, tillage, and organic matter, all of which are good biological indicators of soil health. ![]() They often die from changes in the soil (drying or flooding), disease or predators such as birds, snakes, small animals and large insects. Those with a wholesome country lifestyle can live up to eight years, but those in city gardens generally last 1-2 years. (They grow up so fast.) Mature earthworms can produce up to 80 cocoons a year.Īn earthworm's lifespan depends on its environment. ![]() An earthworm is ready to reproduce within 12 months. Unfortunately it has to share its birthday with around four siblings. When a hatchling emerges from its cocoon, it is tiny but fully formed. An earthworm uses both male and female sex organs in mating, but most cannot reproduce alone. A hard covering forms around the worm and it wriggles out to leave a cocoon. Life begins when two worms mate, top to tail. Subjects: Science Years: F–2, 3–4, 5–6 What happens to an earthworm throughout its life? ![]()
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