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How Much Longer Will the CIA and MI6 Be Able to Employ Their Dirty Tricks Together Without Retribution?

How Much Longer Will the CIA and MI6 Be Able to Employ Their Dirty Tricks Together Without Retribution?
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Extinct North American Porcupine Had Long, Prehensile Tail

In a paper published this week in the journal Current Biology, paleontologists described functionally important features of the skeleton of the extinct porcupine Erethizon poyeri.

United statesFlorida museum of natural historyJonathan blochNatashas vitekNatasha vitekAtlantic oceanNew worldSouth americaNorth americaNorth americanCurrent biologyEarly pleistoceneFlorida museumSouth americanGulf coast

Rare Florida Fossil Find Resolves Evolutionary Mystery

The fossil, which was found in a limestone quarry, is the oldest, nearly complete porcupine skeleton documented from North America.

United statesFlorida museum of natural historyNew yorkNatasha vitekJonathan blochFlorida museumStony brook universityCurrent biologyNorth americanSouth americaSouth americanNorth americaNew worldGreat americanNatural historyGulf coast

Florida fossil porcupine solves a prickly dilemma 10 million years in the making

There s a longstanding debate simmering among biologists who study porcupines. There are 16 porcupine species in Central and South America, but only one in the United States and Canada. DNA evidence suggests North America s sole porcupine belongs to a group that originated 10 million years ago, but fossils seem to tell a different story. Some paleontologists think they may have evolved just 2.5 million years ago, at the beginning of the ice ages.

United statesFlorida museum of natural historyMolly selbaJonathan blochNatashas vitekMichael granatoskyMichael zieglerNatasha vitekAtlantic oceanMitchell rieglerVictor perezRachel narducciJeanette pirloJennifer hoeflichSean moranRichard hulbert

Florida fossil porcupine solves a prickly dilemma 10-million years in the making

An exceptionally rare fossilized porcupine skeleton discovered in Florida has allowed researchers to trace the evolutionary history for one of North America s rarest mammals.

United statesFlorida museum of natural historyRachel narducciJennifer hoeflichMolly selbaJeanette pirloAtlantic oceanIsaac magallanesSean moranRichard hulbertJonathan blochMitchell rieglerVictor perezNatasha vitekMichael granatoskyMichael ziegler