Creature type (Dungeons & Dragons) all animal type monsters are based on real world animals. Creature entries based on mythological, fictional, or nonexistent animals are usually classified as magical beasts (see below). Besides ordinary fish, birds, reptiles and mammals, the animal type is also applied to depictions of dinosaurs, prehistoric animals, and "dire" or specially modified, often larger and scarier, versions of real world animals. Some real world animals are not given the animal type in the game. Examples include arthropods (insects, spiders, etc.) and worms, which the game classifies as "vermin" (see below) and not animals. Mollusks, such as octopuses, are often classified as
Duck circovirus the American Pekin Duck are the ducks most affected by the DuCV virus. These ducks come from various regions of the world. A vaccination against "Duck circovirus" has not been found. Researchers are still actively trying to find a vaccine. Duck circovirus The Duck circovirus (DuCV) is a type of virus found in ducks. Strains of the virus have predominantly been found in China, though strains have also been isolated from ducks in Germany and the United States. "Duck circovirus" is a small nonenveloped virus with a monomeric single-stranded circular DNA genome. DuCV has been clustered in the "Circoviridae" family