<p>Marta stretches and stays close to her twin Amur tiger cubs Viktor and Talya as they make their media debut at the Toledo Zoo in Toledo, Ohio, Friday, Jan. 6, 2012. The cubs were born Sept. 26, 2011. This is the second generation of the endangered ?mur tigers to be born at the zoo. Marta was born in Toledo in 2003. (AP Photo/The Blade, Lori King) MANDATORY CREDIT; MAGS OUT; NO SALES; TV OUT; SENTINEL-TRIBUNE OUT; MONROE EVENING NEWS OUT; TOLEDO FREE PRESS OUT</p&…

January 7, 2012