FOSSILS

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Across
  1. 3. Place in California famous for Ice Age fossils (2 words, 7 letters)
  2. 4. Hardened material that traps small insects to create fossils (5 letters)
  3. 6. Famous large dinosaur, also known as the largest fossil ever found (13 letters)
  4. 8. Preserved remains of living things from ancient times (7 letters)
Down
  1. 1. Sticky substance that can trap animals, later becoming fossilized (3 letters)
  2. 2. Study of fossils and ancient life forms (12 letters)
  3. 4. Type of ancient green organisms, the oldest fossils ever found (9 letters)
  4. 5. Process by which minerals replace bones in fossils (6 letters)
  5. 7. The type of animal whose smallest fossil was found in China (9 letters)
  6. 9. Layers that cover animals at the bottom of the ocean and turn into rock (8 letters