Trilobites: The Most Successful Animals Ever?

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(via TEDEd) Prevailing for around 270 million years and encompassing more than 20,000 distinct species, trilobites are some of the most successful lifeforms in Earth’s history. When they sprung into existence, they were among the most diverse and sophisticated organisms on the planet and so had a unique perspective on the ancient world. Nigel Hughes details the rise and fall of these hardy creatures.



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