Before the press conference, Anana, the female twin, 7, seems to swim to the podium to voice her opinion. 5/31/06 Sen. Dick Durbin meets with elementary school students in the Lincoln Park Zooís Polar Bear Plaza to discuss global warming and the plight of polar bears. ..OUTSIDE TRIBUNE CO.- NO MAGS, NO SALES, NO INTERNET, NO TV.. Chicago Tribune Photo by Charles Osgood 00262798A Polar Bear