<p>LEICESTER, England - Thousands of the world's most exotic species of sea animals from spiders the size of dinner plates to giant woodlice face extinction if Antarctic sea temperatures rise as predicted, a scientist said Monday.</p>
<p>"If the models are correct, we are likely to lose large populations of scallops, giant isopods, bivalve molluscs and giant sea spiders among others," scientist Lloyd Peck of the British Antarctic Survey told reporters.</p>