Anthology+Work-Dinosaur+Ghosts+9

What Happened to Coelophysis?
 * Hypothesis || Evidence Supporting || Evidence Against ||
 * asteroids from outer space || A small amount of iridium --- has been found in the 65 million year old rocks. || The dinosaurs are not scattered across a large area, as they would if they collapsed,one by one,from hunger. ||
 * volcano || Many of the Earths catastrophes have been caused by erupting volcanoes. || I there were traces of volcanic ash,under the microscope the rocks would have a few tiny smashed bubbles of the mineral silica. But no smashed silica bubbles have been found yet in rocks. ||