WASHINGTON (Reuters) - Fossils of a carnivorous dinosaur unearthed in Argentina are shedding new light on an intriguing group of predators that apparently were just as happy to slash victims to death with sickle-shaped hand claws as to chomp them into an early grave.div class="feedflare"
a href="http://feeds.feedburner.com/~ff/reuters/scienceNews?a=lFJEa5zKJ9o:WZl0WRcjEXg:yIl2AUoC8zA"img src="http://feeds.feedburner.com/~ff/reuters/scienceNews?d=yIl2AUoC8zA" border="0"/img/a a href="http://feeds.feedburner.com/~ff/reuters/scienceNews?a=lFJEa5zKJ9o:WZl0WRcjEXg:F7zBnMyn0Lo"img src="http://feeds.feedburner.com/~ff/reuters/scienceNews?i=lFJEa5zKJ9o:WZl0WRcjEXg:F7zBnMyn0Lo" border="0"/img/a a href="http://feeds.feedburner.com/~ff/reuters/scienceNews?a=lFJEa5zKJ9o:WZl0WRcjEXg:V_sGLiPBpWU"img src="http://feeds.feedburner.com/~ff/reuters/scienceNews?i=lFJEa5zKJ9o:WZl0WRcjEXg:V_sGLiPBpWU" border="0"/img/a
/divimg src="http://feeds.feedburner.com/~r/reuters/scienceNews/~4/lFJEa5zKJ9o" height="1" width="1" alt=""/