Unformatted text preview: proof that it did not happen may be difficult). The Cretaceous-Tertiary (K/T ) Extinctions are some of the best studied. What went extinct? marine reptiles, ammonites, dinosaurs, etc. However, many groups were relatively unaffected. This presents an interesting problem: how could something that might be so devastating as to kill off many diverse taxa be, at the same time, so selective with respect to different taxa? See figure 23.5, pg. 648....
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- Fall '10
- Biology, mass extinctions, Extinction event