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Cryptozoic eon
Also called the Precambrian period, the Cryptozoic eon is the earliest geological era. It started at the beginning of time and lasted until about 590 million years ago.

Cryptozoic eon
©Victor Kapas
Word of the day
Riel Rebellion >> The name given to two rebellions led by Louis Riel about freedoms and rights for Metis. They were the Red River Rebellion and the Northwest Rebellion