How many percent of species became extinct?
1. Investigate the general anatomy of the K/T extinction.
Address the following questions: How big an extinction was the K/T extinction? How many percent of species became extinct? How many percent of those that became extinct lived on land, and how many percent lived in water?
What span of time did the extinctions cover; that is, when did the first extinctions in this extinction event begin, and when did they end?
What groups became extinct with the dinosaurs, and which did not? Which seem least affected by this extinction event?
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