By Jerry MacDonald
Technology. Earth's First Steps is the tale of 1 man's made up our minds seek to unencumber the mysteries of animals that roamed the earth 280 million years in the past, lengthy sooner than the dinosaurs.
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Extra info for Earth's First Steps: Tracking Life Before the Dinosaurs
Best of all, my classes met at night, which left me free to hunt fossil footprints during the day. " I determined to search the Robledo red beds until I satisfied my own curiosity that the sediments were adequately explored and evaluated. On the surface, it certainly seemed strange that I would be hunting for fossil footprints in a range predominately comprised of marine sediments which were exceedingly rich in fossilized water-dwelling invertebrates. But my undergraduate geology classes taught me much about the Robledos.
As I tried to narrow down the origin of the Robledo plant material I started to get a terrible feeling that maybe the layer had been destroyed by earthmovers in the quarry, broken up over the years by contractors for use as building stone. I was beside myself. I imagined an entire city built from precious fossil plant and track material. This point was graphically brought home to me when I went to eat lunch at Guacomole's Pick-up Patio, a Mexican restaurant just south of the < previous page page_19 If you like this book, buy it!
I tried not to become preoccupied with the apparent impossibility of finding long trackways even though none had been found in the Robledos before. I was obsessed with finding something out of the ordinary. And, although the history of past discoveries was not in my favor, I was willing to spend days in the hot desert sun looking for them. Scientists much more highly trained than I had been exploring the Robledos, sometimes for decades, but they weren't looking for footprints. To me it seemed obvious that no one ever went into the Robledos to discover the footprint motherlode.
Earth's First Steps: Tracking Life Before the Dinosaurs by Jerry MacDonald