Thursday, August 4, 2011

Phorusrhacids


Phorusrhacids ("Rag-Thieves"), or terror birds, were a family of large carnivorous flightless birds that were the dominant predators in South America during the Cenozoic, 62–2 million years (Ma) ago.

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synanthrope

 A synanthrope (from ancient Greek σύν sýn "together, with" and ἄνθρωπος ánthrōpos "man") is an organism that evolve...