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sea lilies
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Sea Lilies

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a bunch of fish, including a shark, in a forrest of sea lilies
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Carboniferous Sharks

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a star shaped fossil blastoid
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Blastoid Fossil

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a fringed fossil feather star
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Ancient Crinoid

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a fossilized opabinia
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The Burgess Shale

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A plesiosaur and a diving bird
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Reptiles and Birds of the Mesozoic

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two plesiosaurs hunt
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Plesiosaur on the Hunt

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the skull of a mosasaur
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Meals of the Mighty Mosasaur

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a grey, fossilized fish skeleton with a red background
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Bony Beginnings: The Rise of Vertebrate Innovation in the Devonian

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A shark tooth embedded in a bone
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What the Megalodon Left Behind

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an ancient seascape
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Life in the Ediacaran

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ice cover simulation
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Receding Ice Cover

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