Nomadic people were hunters and gatherers so resources and animal population were probably a factor in their movement
The ethical consideration that must be addressed when a new
vaccine is being tested or before it is released to the public is that the
disease should be tested in order to provide safety and success. Before it has
to be tested on humans, it is best to have animal testing to ensure its safety.
Giovanni is the only Kanto Gym Leader to appear in the miniseries, specifically in The Chase and The Legacy.
The correct answer is through visions of an angel. He received his message from Allah on Mount Hira from the angel Jibral.