Rocks and Fossils: 1 (Naturetrail)

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Fossils provide important evidence for evolution and the adaptation of plants and animals to their environments. Fossil evidence provides a record of how creatures evolved and how this process can be represented by a ‘tree of life’, showing that all species are related to each other. Benton, M. (2009). "The completeness of the fossil record". Significance. 6 (3): 117–121. doi: 10.1111/j.1740-9713.2009.00374.x. S2CID 84441170.

They’ll learn to explain the fossilization process, and they’ll also compare fossils to the animals they belong to. By the end of the lesson, children should be able to: Palmer, T. J.; Wilson, MA (1988). "Parasitism of Ordovician bryozoans and the origin of pseudoborings". Palaeontology. 31: 939–949. Borenstein, Seth (13 November 2013). "Oldest fossil found: Meet your microbial mom". Associated Press. Archived from the original on 29 June 2015 . Retrieved 15 November 2013.McMenamin, M. A. S. (1982). "Precambrian conical stromatolites from California and Sonora". Bulletin of the Southern California Paleontological Society. 14 (9&10): 103–105. Pufahl, P.K.; Grimm, K.A.; Abed, A.M. & Sadaqah, R.M.Y. (October 2003). "Upper Cretaceous (Campanian) phosphorites in Jordan: implications for the formation of a south Tethyan phosphorite giant". Sedimentary Geology. 161 (3–4): 175–205. Bibcode: 2003SedG..161..175P. doi: 10.1016/S0037-0738(03)00070-8. A fossil is the preserved evidence of an organism that lived in the distant past. Some fossils are formed from body parts, such as shells or bones. Others, such as preserved footprints, are from traces of an organism’s behaviors. Why not come and pay me a visit at Unit 60 in The Indoor Market (bottom right hand corner) in the beautiful City of Durham? I have lots of mineral specimens, fossils, crystals and polished stone gift items on display. I look forward to seeing you there.

Cast Fossils form from mold fossils as they fill up with sediment – so they’re not made up of the original matter of the animal or plant. Fossil collecting (sometimes, in a non-scientific sense, fossil hunting) is the collection of fossils for scientific study, hobby, or profit. Fossil collecting, as practiced by amateurs, is the predecessor of modern paleontology and many still collect fossils and study fossils as amateurs. Professionals and amateurs alike collect fossils for their scientific value. Vilhena, D.A.; Smith, A.B. (2013). "Spatial Bias in the Marine Fossil Record". PLOS ONE. 8 (10): e74470. Bibcode: 2013PLoSO...874470V. doi: 10.1371/journal.pone.0074470. PMC 3813679. PMID 24204570. The Virtual Fossil Museum – Fossils Across Geological Time and Evolution". Archived from the original on 8 March 2007 . Retrieved 4 March 2007. Though the fossil record is incomplete, numerous studies have demonstrated that there is enough information available to give us a good understanding of the pattern of diversification of life on Earth. [9] [10] [11] In addition, the record can predict and fill gaps such as the discovery of Tiktaalik in the arctic of Canada. [12] Fossilization processesReplacement occurs when the shell, bone, or other tissue is replaced with another mineral. In some cases mineral replacement of the original shell occurs so gradually and at such fine scales that microstructural features are preserved despite the total loss of original material. A shell is said to be recrystallized when the original skeletal compounds are still present but in a different crystal form, as from aragonite to calcite. [19] Adpression (compression-impression)