The opening credits may prattle off stills of beasts - lions, zebras, cheetahs and the like - in the wild. They've got nothing, however, on the civilized animals of the deliciously devious Argentinean anthology - and 2015 Best Foreign Film nominee - "Wild Tales," their claws all out and bloody for revenge. And as the famous phrase goes, revenge is a dish best served six times and mercilessly. Or something like that.