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1 giorno fa · The fossil did not have skin from the dinosaur's feathered regions, but the researchers think these areas had bird-like skin. "This discovery adds nuance to our understanding of feather evolution.
6 giorni fa · 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.
- The Editors of Encyclopaedia Britannica
14 mag 2024 · A recently discovered fossil from Germany pushes the origin of cloning sea stars back more than 150 million years. In a paper published Wednesday in The Proceedings of the Royal Society B, a team ...
1 giorno fa · Layers of fossil skin cells. Zixiao Yang/Author provided. Reptile scales are hard and rigid because they are rich in a type of skin-building protein, the tough corneous beta proteins.In contrast ...
14 mag 2024 · Fossil record, history of life as documented by fossils, the remains or imprints of organisms from earlier geological periods preserved in sedimentary rock. It is used to describe the evolution of groups of organisms and the environment in which they lived and to discover the age of the rock in which they are found.
- The Editors of Encyclopaedia Britannica
13 mag 2024 · Fossils are an essential record of life on Earth that demonstrate long periods of stability, punctuated by episodes of rapid or even catastrophic change. Their value is both abstract, as a window...
10 mag 2024 · Fossils are an essential record of life on Earth that demonstrate long periods of stability, punctuated by episodes of rapid or even catastrophic change. Their value is both abstract, as a window ...
