Ojibwe

First World (~1 million to ~200,000 years ago)
Second World (~200,000 to ~50,000 years ago)
Third World (~50,000 to ~12,000 years ago)
Fourth World (~12,000 years ago to Present)

A comprehensive list with the Flood Legends, grouped by continent.

When the great floods came to Mother Earth, Nana Beaujo was walking on creation at that time.

Long ago before Mother Earth existed, the Creator sat alone in darkness thinking, and with His thoughts He formed Mother Earth.

The Creator was unhappy about this and decided to cause a great flood to purify the earth. A man named Waynaboozhoo survived.

Bats represent one of the most unique and fascinating evolutionary paths in the animal kingdom, primarily due to their ability to fly and their specialized sensory adaptations.