How do earthworms eat? If you’re enjoying some tasty food today that has at least one ingredient that was farmed somewhere, you probably owe a little thanks to earthworms. How is it that these detritivores � literally dirt eaters � turn what humans find inedible into beloved compost? After the biology and physics of swallowing and “chewing�, like us it’s all chemistry for digestion. But earthworms have an extra enzyme that allows them to munch through cellulose, the ultimate fiber that makes tree bark a non-starter in human diets. Yet all this powerful chemistry means not everyone sees earthworms as the greatest creature to crawl � find out all the dirt in this video.
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