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Tectona grandis
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Pterygota alata
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Quercus robur
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Loligo vulgaris
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Quercus suber
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Araucaria Araucana
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Euplectella aspergillum
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Bamboo rhizome
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Pinus sylvestris
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Calcium carbonate
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Paulownia tomentosa
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Pinus monticola
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Polypore fungi in oak
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Scleractinia
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Xestobium rufovillosum in Quercus
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Cancer pagurus - crab claw
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Juglans hopeiensis
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Cancer pagurus - crab shell
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Larix decidua
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Vespiary
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Purple Barnacle
