Post 3 of x 1. Expansion of grasslands (≈70 mln years ago): the grass family with more than 10,000 species ( like …

Post 4 of x The grass family includes more than 10,000 species. It includes common lawn grass to food grains- such as rice, …

Post 2 of x The nomadic humans started living in settlements after the last ice age, around 9,700 BC, when the glacial retre…