According to mercurynews.com, fossil hunter Joshua Wyatt recently found the imprint of an avocado tree leaf- about 10 million years old- preserved in smooth rock like leaves flattened between layers of wax paper. The excavation of the fourth bore of the Caldecott Tunnel has opened a door for paleontologists to search for fossils expected to give clues to old life-forms and climate change in the Bay Area. Private paleontologists hired by Caltrans already have found a tooth, likely a remnant of a camel, and dozens of remains of fish scales, plants and other bone bits. Read more about this, Mercurynews.com.
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