Two woolly rhinoceroses in snow

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Tyrannosaurus Rex in jungle

1024 × 768

South American hoofed mammals

1300 × 820

Tyrannosaurus rex in motion

1440 × 900

Prehistoric marine predators

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Prehistoric rodents and lagomorphs

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Fossil of a stalked crinoid

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Prehistoric dolphins in the ocean

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prehistoric sea reptiles in icy waters

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close-up of a shark tooth

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Paleozoic sea life illustration

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Permian seafloor diorama

1280 × 1024

Whale washed ashore on beach

1920 × 1200

Beached whale on the shore

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Prehistoric fish in dark waters

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School of prehistoric fish

1024 × 768

Whale shark swimming underwater

800 × 600

Whale shark swimming underwater

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Frilled shark glowing effect

1920 × 1200

Whale shark swimming underwater

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