Wouldn’t it be cool to be able to point at a fossil and know that it’s the first, say, plant? Well... yeah! But it's not that easy! Scientists are always making new discoveries that throw all our old assumptions into question, but we've put together a list of the oldest fossils of their kind that we know of so far!
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Tagged under: SciShow,science,Hank,Green,education,fossil,mammal,platypus,stromatolites,australia,ancient,palentology,rock,zircon,vertebrate,pikaia,fish,invertebrates,crustacean,cambrian,liverwort,plants,biology,spore,michael aranda,aranda,prehistoric,shale,burgess shale,argentina,placoderms,bone,insect,tetrapod,silurian,amniote,egg,juramaia,eutherian,placenta,bird,archaeopteryx,earth,history
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