Pastoral Herding is also known as nomadic herding and pastoral nomadism. This is an economic activity more advanced than food gathering and hunting because the people living by pastoral herding make at least some investment to enhance natural production. Labour to enhance and nurture the supply of animal products is the chief investment of the peopleengaged in this occupation.
The zebrafish is a freshwater fish belonging to the minnow family. It is native to South Asia, it is a popular aquarium fish, frequently sold under the trade name zebra danio. It belongs to India and Sri Lanka.