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1. Fossil - National Geographic Society
nationalgeographic.org
Link: https://www.nationalgeographic.org/encyclopedia/fossil/
Description: WebOct 19, 2023 · Fossils are the preserved remains, or traces of remains, of ancient organisms. Fossils are not the remains of the organism itself! They are rocks. A fossil can preserve an entire organism or just part of one. Bones, shells, feathers, and leaves can all become fossils.
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2. Paleontology - National Geographic Society
nationalgeographic.org
Link: https://www.nationalgeographic.org/encyclopedia/paleontology/
Description: WebOct 19, 2023 · Paleontology is the study of the history of life on Earth as based on fossils. Fossils are the remains of plants, animals, fungi, bacteria, and single-celled living things that have been replaced by rock material or impressions of organisms preserved in rock.
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3. What Are Fossils and Where Are They Found the Most?
discovermagazine.com
Link: https://www.discovermagazine.com/the-sciences/what-are-fossils-and-where-are-they-found-the-most
Description: WebDec 21, 2023 · Fossils tell us the world over about life on Earth before humans existed — they can help us understand what the climate was like, what creatures lived on the planet, and what caused significant changes in their evolution.
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4. Earth's fossil record (article) | Evolution | Khan Academy
khanacademy.org
Link: https://www.khanacademy.org/science/ms-biology/x0c5bb03129646fd6:evolution/x0c5bb03129646fd6:the-fossil-record/a/earth-s-fossil-record
Description: WebKey points. Life has existed on Earth for billions of years. Evidence of life on Earth, and how it has changed over time, is found in the fossil record. The fossil record is made up of all the fossils that have been found, along with their relative ages.
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5. Fossils (article) | The fossil record | Khan Academy
khanacademy.org
Link: https://www.khanacademy.org/science/ms-biology/x0c5bb03129646fd6:evolution/x0c5bb03129646fd6:the-fossil-record/a/fossils
Description: WebA 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. Fossils are usually found in sedimentary rock.
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6. Fossils (video) | The fossil record | Khan Academy
khanacademy.org
Link: https://www.khanacademy.org/science/ms-biology/x0c5bb03129646fd6:evolution/x0c5bb03129646fd6:the-fossil-record/v/fossils
Description: WebAbout Transcript. Fossils, preserved evidence of ancient organisms, reveal Earth's history. Formed in sedimentary rock, fossils' ages are estimated through layer analysis and radiometric dating. These methods help place fossils in Earth's fossil record, providing a timeline of the evolution of life on Earth.Created by Khan Academy.
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7. Fossil | Definition, Types, Examples, & Facts | Britannica
britannica.com
Link: https://www.britannica.com/science/fossil
Description: Web6 days ago · Fossil, remnant, impression, or trace of an animal or plant of a past geologic age that has been preserved in Earth’s crust. The complex of data recorded in fossils worldwide—known as the fossil record—is the primary source of information about the history of life on Earth.
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8. Fossil evidence - Understanding Evolution
berkeley.edu
Link: https://evolution.berkeley.edu/lines-of-evidence/fossil-evidence/
Description: WebEarly fossil discoveries Scientists have long recognized fossils as evidence of past life. The ancient Greek philosopher Xenophanes found fossilized shells on dry land and concluded that the area had once been a seabed. Almost a thousand years ago, the Chinese scientist Shen Kuo made similar arguments based on fossilized remains from species ...
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9. Rapid emergence of life shown by discovery of 3,700-million ... - Nature
nature.com
Link: https://www.nature.com/articles/nature19355
Description: WebAug 31, 2016 · 2677 Altmetric. Metrics. Abstract. Biological activity is a major factor in Earth’s chemical cycles, including facilitating CO 2 sequestration and providing climate feedbacks. Thus a key...
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10. Evolution - Fossils, Species, Adaptation | Britannica
britannica.com
Link: https://www.britannica.com/science/evolution-scientific-theory/The-fossil-record
Description: WebThe oldest known animal fossils, about 700 million years old, come from the so-called Ediacara fauna, small wormlike creatures with soft bodies. Numerous fossils belonging to many living phyla and exhibiting mineralized skeletons …
