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5 dni temu · 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.
Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood and DNA remnants. The totality of fossils is known as the fossil record.
Common examples of fossils include tracks, footprints, bones, teeth, dung, and skin, to name a few. Simply put, fossils are records of organic matters and organisms that consist of intricate details about their shape, size, and features of the body parts.
12 kwi 2024 · There are several types of fossils, including body fossils (preserved remains of the actual organism) such as bones, shells, and teeth, as well as trace fossils (evidence of the organism’s activity) such as footprints, burrows, and coprolites (fossilized dung).
27 paź 2020 · A fossil is the mineralized partial or complete form of an organism, or of an organism’s activity, that has been preserved as a cast, impression or mold. A fossil gives tangible, physical evidence of ancient life and has provided the basis of the theory of evolution in the absence of preserved soft tissues.
21 gru 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.
