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Science  13 Dec 2013:
Vol. 342, Issue 6164, pp. 1297-1298
DOI: 10.1126/science.342.6164.1297-a

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Summary

The Australasian Antarctic Expedition 2013 will spend December retracing the path of Australian geologist Douglas Mawson's perilous 1911 to 1914 expedition and documenting the effects of poleward-shifting westerly winds. And scientists document what may be the first case of reptilian tool use in the hunting tactics of crocodiles and alligators.