Meningitis is common. Birds disseminate the fungus. Lysergic acid can be made from ergot. Lung, liver and blood flukes. Schistosomiasis - Schistoma .
Snails are the vector.
Females live in a groove in male worm's back. Usually only one tapeworm present. Most infections are harmless - not detected. Trichinosis - Trichinella . Meat eating animals are susceptible.