Each of the following forms of plant and animal life and viruses is declared to be a pest when it exists under circumstances that make it deleterious to humans or the environment:

1. (1) Vertebrate animals (other than humans), including but not limited to:

   1. (A) Mammals;
   2. (B) Birds;
   3. (C) Fish;
   4. (D) Amphibians; and
   5. (E) Reptiles;

2. (2) Invertebrate animals (other than internal parasites of living humans or other living animals), including but not limited to insects and other:

   1. (A) Arthropods;
   2. (B) Nematodes; and
   3. (C) Mollusks such as slugs and snails;

3. (3) Plants growing where not wanted, including:

   1. (A) Mosses;
   2. (B) Liverworts;
   3. (C) All plants of higher orders; and
   4. (D) Plant parts such as roots;

4. (4) Microorganisms (other than those on or in living humans or other living animals, and those on or in processed food, beverages, pharmaceuticals including cosmetics), including but not limited to:

   1. (A) Algae;
   2. (B) Fungi; and
   3. (C) Bacteria; and
5. (5) Viruses (other than those on or in living humans or other animals and those on or in food, beverages, and pharmaceuticals including cosmetics).