Although the terms reactant and reagent are often used interchangeably, a reactant is more specifically a substance that is consumed in the course of a chemical reaction. Solvents, although they are involved in the reaction, are usually not referred to as reactants.
Animals that live in water, usually called aquatic animals, include fish, cetaceans, certain types of turtles and other reptiles, and amphibians. There are also a number of semiaquatic animals, such as alligators, hippopotamuses and penguins, that depend on and live in water most of the time. Continue Reading.
Water dog. Water dogs are a type of gun dog bred to flush and retrieve game from water, often serving the waterfowl hunter. Strong swimming desire is a characteristic of these dogs. Some of the oldest dog breeds are water dogs. The term was originally water spaniels (a misnomer, as not all are spaniels). With the advent of kennel clubs many water spaniels were accepted under the names including the designation retriever rather than spaniel.