Dogs are often put to work because they are easily trained. Learn about working dogs here.
Germicide is the substance or agent that kills microorganisms. A disinfectant is a type of germicide that kills germs that cause disease. See more »
Incubation refers to the act of providing proper physical conditions for the development of certain living organisms. See more »
Metazoa is a term for all animals whose bodies are composed of more than one cell. See more »
The thorax is a division of certain animal bodies. It is the middle section of the body, situated between the head or neck and the abdomen. See more »