Thu Aug 05 2004 21:04 Meow: A litter of tiger cubs has been born at the National Zoo. They must have very good luck with breeding tigers. When we were there in 2000, there was also a litter of new cubs. It was an overcast, cool day --okay, it was cold!-- and the tigers were very active. The cubs were chasing each other all over the grotto, and me without my telephoto lens!