Fósiles fascinantes: ¿que son los fósiles?

The video tutorial explores the differences between dinosaur and snake footprints, highlighting that while both are made by reptiles, they differ significantly in age and formation. It explains that fossilized dinosaur footprints are millions of years old, whereas snake footprints are recent and not fossils. The video further delves into the concept of fossils, describing them as remains or impressions of ancient organisms, some of which are billions of years old. Various forms of fossils are discussed, including impressions and remains, and the video concludes with a closer look at different classes of fossils.

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