Cayman's imperiled blue iguanas on the rebound

QUEEN ELIZABETH II BOTANIC PARK, Cayman Islands (AP) -- The blue iguana has lived on the rocky shores of Grand Cayman for at least a couple of million years, preening like a miniature turquoise dragon as it soaked in the sun or sheltered inside crevices. Yet having survived everything from tropical hurricanes to ice ages, it was driven to near-extinction by dogs, cats and cars....

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