On the threshold of flight
10,000 Birds
JANUARY 20, 2015
Soon after carnivores that could hunt on land evolved, things like ancestral centipedes. Science 12 December 2014: 346 (6215), 1253293 [DOI:10.1126/science.1253293]. A better understanding of bird origins requires multifaceted and integrative approaches, yet fossils necessarily provide the final test of any evolutionary model.
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