Invertebrate animals commonly called "worms" include annelids, nematodes, flatworms, nemerteans, chaetognaths, priapulids, and insect larvae such as grubs and maggots.

6 days ago · As part of a collaboration between WoRMS and Edaphobase, the World Database of Nematodes (Nemys) has been integrated as the official taxonomic backbone for Nematoda in …

Dec 13, 2025 · worm, any of various unrelated invertebrate animals that typically have soft, slender, elongated bodies. Worms usually lack appendages; polychaete annelids are a …

Worms belong to the ‘annelid’ family along with leeches. There are over 3,000 different types of worm, some are so tiny you would not be able to see them under a microscope.

Enter the world of worms and read about various types, from earthworms to blood flukes, and find out how to avoid their parasitic cousins.

Oct 24, 2024 · Discover 35 fascinating facts about worms, from their vital ecological roles to surprising behaviors, and uncover their hidden world beneath our feet.

Of the thirty-odd phyla in the animal kingdom, at least a third are generally referred to as worms. If you include the more exotic, lesser-known phyla described as “worm-like,” it’s well over half. …

Jul 22, 2025 · Intestinal worms can appear in human poop. Parasites like pinworms, hookworms, and tapeworms can cause symptoms like stomach pain, vomiting, and diarrhea.

Aug 15, 2025 · When NWS fly larvae (maggots) burrow into the flesh of a living animal, they cause serious, often deadly damage to the animal. NWS can infest livestock, pets, wildlife, …

Worms vary in size from microscopic to over 1 metre (3.3ft) in length for marine polychaete worms (bristle worms); [1]6.7 metres (22ft) for the African giant earthworm, Microchaetus rappi; [2] …