%0 Journal Article %T COMPETITION AMONG PENGUINS AND CETACEANS REVEALS TROPHIC CASCADES IN THE WESTERN ROSS SEA, ANTARCTICA %A Ainley, David G. %A Ballard, Grant %A Dugger, Katie M. %J Ecology %V 87 %N 8 %@ 0012-9658 %D 2006-08-01 %I Ecological Society of America %~ DeepDyve