Add Yahoo as a preferred source to see more of our stories on Google. A rare fossil of Joaquinraptor casali from Patagonia reveals a powerful predator that may have dined on crocodiles. (CREDIT: The ...
"This Springer imprint is published by Springer Nature"--Title page verso. VPAL copy purchased with funds from the S. Dillon Ripley Endowment. This book summarizes the evolution of carnivorous mammals ...
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