While Rankin & Bass were celebrating wintertime with their charming 1960’s stop-motion animations for Americans, including the beloved Rudolph the Red-Nosed Reindeer, Soviet animator and director Roman Kachanov was making his own adorable stop-motion films, including the celebrated Cheburashka children’s series consisting of Gena the Crocodile, Cheburashka, Shapoklyak and Cheburashka Goes to School. A prolific artist, Kachanov was also …