One acre of worms can break up about 50 tonnes of soil. They don't eat living plant tissue, and so don't hurt plants either. They truly are a gardener's best friend! Some people even keep them as ...

Ferrins clarifies that the worm "isn't actively eating tissue, rather causing atrophy through pressure of the surrounding tissue as it grows." "When a tapeworm resides in muscle and brain tissue ...

Narrator: This is a dead whale, which scientists recently discovered at the bottom of the Pacific Ocean covered in all kinds of creatures from bone-eating worms ... eat dead tissue, which is ...