🐛 Worm ScienceMarch 10, 2026•⏱ 5 min read
🏆 Why Nightcrawlers Are the MVPs of the Soil — A Kid's Guide
Forget superheroes — the real MVPs live underground. Learn why nightcrawlers are the hardest workers in any garden or…
Read More →When Bilal first told his teacher that worms have five hearts, she didn't believe him. She looked it up. He was right. And that was just the beginning of how weird and amazing worms turned out to be.
10 Facts That Will Blow Your Mind
1. Five Hearts (Kind of)
Technically they're called "aortic arches" — five pairs of them pump blood through the worm's body. Same job as a heart, different name. Either way, that's five times more than us.
💡 Did You Know? Worms don't have lungs. They breathe through their skin! That's why they need to stay moist at all times.
2. No Eyes, But They Can Sense Light
Worms have no eyes, but they have light-sensitive cells all over their skin. They hate light — it dries them out and messes up their movement.
3. They Can Eat Half Their Body Weight Every Day
A worm weighing 1 gram will eat about 0.5 grams of organic material daily. For our whole farm, that adds up to serious soil improvement!
4. They're Older Than Dinosaurs
Earthworms have existed for over 600 million years. Dinosaurs showed up about 230 million years ago. Worms were already ancient by then.
5. They Don't Have Bones
Worms are invertebrates — completely boneless. Their body is made of segments (rings), and they move by expanding and contracting muscles in those rings.
6. They Are Both Male and Female
Worms are hermaphrodites — every worm has both male and female parts. But they still need another worm to reproduce.
7. The Longest Worm Ever Found Was 22 Feet
That's in South Africa. The giant Microchaetus worm. We're very glad those don't live in Texas.
8. Charles Darwin Studied Worms for 40 Years
The same guy who figured out evolution was obsessed with earthworms. His last book before he died was literally called The Formation of Vegetable Mould Through the Action of Worms. Legendary.
9. They Help Store Carbon in Soil
Worms help trap carbon underground, which helps fight climate change. They're tiny superheroes for the planet.
10. They Make the Best Fishing Bait on Earth
Okay, we might be biased. But science backs us up — the natural wiggle, scent, and movement of a live nightcrawler is unmatched by any artificial lure ever invented.
