Worm Facts | The Adventures of Herman the Worm | U of I Extension Worms are many different distantly related bilateral animals that typically have a long cylindrical tube-like body, no limbs, and usually no eyes. Various types of worms inhabit different ecosystems on the planet. These invertebrate animals, often overlooked, exhibit diverse characteristics and behaviors.

Understanding the Context

They live in deep soil, freshwater, or harsh deserts, and their diet patterns vary. Read on to learn more. β€œWorm” is an informal label for diverse, often elongate, soft-bodied invertebrates across multiple phyla. These lineages evolved worm-like shapes independently and include both free-living decomposers/predators and major groups of animal parasites.

Key Insights

Worm, any of various unrelated invertebrate animals that typically have soft, slender, elongated bodies. Worms usually lack appendages; polychaete annelids are a conspicuous exception. What is a Worms? A Worm is an elongated soft-bodied invertebrate animal. The best-known is the earthworm, a member of phylum Annelida, however, there are hundreds of thousands of different species that live in a wide variety of habitats other than soil.

Final Thoughts

The meaning of WORM is earthworm; broadly : an annelid worm. How to use worm in a sentence. The most common intestinal parasite infection globally is ascariasis. It affects about 1 billion people worldwide. In the U.S., the most common infections are from protozoa, especially the giardia parasite. Pinworms are the most common intestinal worm in the U.S.