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av Georg F. Striedter |
av Steve Spawls |
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When did the first vertebrates emerge, and how did they differ from their invertebrate ancestors? When did vertebrates evolve jaws, paired fins, pattern vision, or a neocortex? …
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East Africa is home to a remarkable assemblage of reptiles, from crocodiles and chameleons to turtles and tortoises, lizards, worm-lizards, and a stunning array of snakes. The r…
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