In the present experiments with animals, it is critical to scientific experiments with mice, for example, called the rat experiments, in fact, there are many types of animals that can be a trial.
In the current experiments with animals that are very much needed as scientific experiments with rats or mice that actually have many animals that can be experimental.
The present experiments with animals is necessary, such as scientific experiments with mice, also known as guinea pigs in fact there are many kinds of animals can be used in experiments.