Karlis Posted December 30, 2010 #1 Share Posted December 30, 2010 The bird, Xenicibis xympithecus, is the first known animal that had limbs modified to serve as a club/flail, according to the authors of the study. But no bird — and no other vertebrate living or extinct — possessed limbs modified to serve as a jointed club or flail that could be swung, according to the scientists. Read more... Link to comment Share on other sites More sharing options...
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