Every young boy has spent at least one afternoon digging a hole in the ground looking for some kind of treasure. An eight-year-old from South Africa was doing just that when he unearthed a turtle ...
From which ancestors have turtles evolved? How did they get their shell? New data provides evidence that turtles are not primitive reptiles but belong to a sister group of birds and crocodiles. The ...
Critically endangered, radiated tortoises sport star patterns on their shells and live in the forests and scrubland of Madagascar. (Images courtesy Smithsonian's National Zoo) People often use the ...
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