GCSE Biology Revision "Evidence for Evolution: Fossils"

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In this video, we look at how fossils provide evidence for evolution. We look at how fossils are formed and then why there are very few fossils for early life-forms. We then look at how species become extinct.

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Image credits:

Snow bunny By USFWS Mountain-Prairie - Snow Bunny, Public Domain, https://commons.wikimedia.org/w/index...

Archaeopteryx "https://commons.wikimedia.org/wiki/Fi...

Archaeopteryx bavarica, Paläontologisches Museum, München Photograph: Luidger (2. Oktober 2005)"

Dinosaur footprint "https://commons.wikimedia.org/wiki/Fi...

By Carole Mackinney (Provided by Author) [CC0], via Wikimedia Commons"

Mineralised fossil "https://commons.wikimedia.org/wiki/Fi...

By Wilson44691 (Own work) [CC BY-SA 3.0 (https://creativecommons.org/licenses/...)], via Wikimedia Commons"

Impact event By The original uploader was Fredrik at English Wikipedia - Transferred from en.wikipedia to Commons by Vojtech.dostal., Public Domain, https://commons.wikimedia.org/w/index...

Snowy field By Tom Corser www.tomcorser.com, CC BY-SA 2.0 uk, https://commons.wikimedia.org/w/index...

"Wolves" By Juan José González Vega - handed over by the author to the Project, CC BY-SA 3.0, https://commons.wikimedia.org/w/index...

Spotten hyena By Crocuta_crocuta_Amboseli_NP.jpg: Sara&Joachimderivative work: Mariomassone (talk) 21:58, 8 December 2011 (UTC) - Crocuta_crocuta_Amboseli_NP.jpg, CC BY 2.0, https://commons.wikimedia.org/w/index...

Music credit:

Deliberate Thought by Kevin MacLeod is licensed under a Creative Commons Attribution licence (https://creativecommons.org/licenses/...)
Source: http://incompetech.com/music/royalty-...
Artist: http://incompetech.com/