Fossil | Definition, Types, Examples, & Facts | Britannica
2024年11月7日 · 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 …
Fossil - Wikipedia
A fossil (from Classical Latin fossilis, lit. 'obtained by digging') [1] is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood and DNA remnants.
What is a Fossil? - U.S. National Park Service
2024年11月1日 · Fossils provide information about plants, animals, and microorganisms that have lived on Earth throughout geologic time. What a fossil is can be highly variable. Fossils range from the bones of giant dinosaurs like Apatosaurus to the remains of …
What Is a Fossil? Definition, Types, Examples - Science Notes and …
2024年2月28日 · A fossil is the preserved remains, impression, or trace of any once-living organism from a past geological age. These include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood, oil, …
Fossils: What They Are, How They Form, How They Survive
2019年3月22日 · Fossils are precious gifts from the geologic past: signs and remains of ancient living things preserved in the Earth's crust. The word has a Latin origin, from fossilis meaning "dug up," and that remains the key attribute of what we label as fossils.
Fossil Definition & Meaning - Merriam-Webster
A remnant, impression, or trace of an animal or plant of a past geologic age that has been preserved in the earth’s crust is called a fossil. Data from fossils are the primary source of information about the history of life on the earth.
Fossil - Education | National Geographic Society
2024年10月15日 · Fossils are the preserved remains, or traces of remains, of ancient organisms. A fossil can preserve an entire organism, just part, or traces of one (for example, footprints). Bones, shells, fur, skin, footprints, feathers and leaves can all become fossils. Fossils can be very large or very small.
Fossils - Definition, Types and Formation - Biology Dictionary
2020年10月27日 · 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.
Fossil record | Definition & Facts | Britannica
2024年10月18日 · fossil record, history of life as documented by fossils, the remains or imprints of organisms from earlier geological periods preserved in sedimentary rock.
What is a fossil? - American Museum of Natural History
What exactly IS a fossil? Can a fossil be a plant, or a footprint? Does a fossil have to be a dinosaur?