FRAGMENT FROM NATURE continues from last weekend on the theme of mass extinctions, and how life on this planet has teetered between explosive diversity and near extinction five times in its short history. Despite these near fatal wipeout situations, enough individuals survive to repopulate the world. But, curiously, after the great Cambian explosion of diversity, no new phyla have evolved.
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022