Whales originated from aquatic artiodactyls in the Eocene epoch of India

J. G. M. Thewissen, L. N. Cooper, M. T. Clementz, S. Bajpai, and B. N. Tiwari

2007

Article

Nature 450:1190-1194

Find it at:

http://dx.doi.org/10.1038/nature06343

Taxonomy: