On the Earth.
It is not known how long Adam and Eve were in the garden of Eden from the time that God created Adam first and then Eve? But after the fall, when they were banished from Eden because they disobeyed God we discover that humanity began and lasted 601 years.
Many Anthropologists are amazed in their ideas as to how humanity progressed from hunter gatherers to farmers overnight. Well perhaps you should read the Bible and you would discover the real answer to your own problomatic questions. The Bible makes no mention of humans being descended from any animals, but it does reveal two families arising from the children of Adam and Eve.
The Sons of Seth were farmers and the sons of Cain the murderer wanderers.
Genesis 3:23, 4:22, 6:4.
Ask me and I will tell you! 