Smale, Will. Separating the curds from the whey: Cheddar cheese has gone a long way since it was invented in the quaint Somerset village of the same name back in the Middle Ages. BBC News, Somerset. 21 August 2006.
Since they are in the phylum Nematoda, hookworms have a psuedocoelom that they use for digesting food. -Hookworm eggs gain nutrients via the feces of the host that it has inhabited. -In the larval stage, hookworms are free-living in the soil.
Hookworm is a parasite that is behind millions of infections worldwide. This intestinal parasite can cause a host of complications in people of all ages. Hookworms that infect humans include the Ancylostoma duodenale and Necator americanus species.