Under the Surface: 7 Earthworm Facts You Should Know 

Though basic, earthworms are interesting organisms with many mysteries underground. Here are seven intriguing facts about them

Earthworms are essential to soil health. They aerate and shape soil by burrowing. This increases water infiltration and root penetration, making plants more productive.  

Ecosystem engineers  

Earthworms devour dead leaves, plant debris, and microbes. They eat dirt and organic matter, digesting it in their digestive tract to add nitrogen, phosphate, and potassium.  

Voracious Eaters

Earthworms build complex underground burrows. These tunnels shelter them and regulate soil moisture and temperature. Some animals can dig six feet underground!  

Architects of Tube Homes  

Hermaphrodite earthworms have male and female reproductive organs. They must mate with another earthworm to reproduce.   

Reproductive Power  

Earthworms can regenerate bodily parts. Earthworms can escape predators by shedding their tails. The discarded portion may regenerate into an earthworm under certain conditions.  

Regenerative Capability  

Moisture and temperature affect earthworms. Instead of lungs, they breathe through moist skin to exchange oxygen.  

Environmental Sensitivity

Earthworms can adapt to climates worldwide except Antarctica. Human activities like agriculture and gardening have spread them to new locations, sometimes harming local ecosystems.  

Worldwide Distribution 


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