MCU of two polar bear cubs crawling around between mother's legs. MCU of cubs playing on top of mother who's half in, half out of den opening; mother sliding back into den, cubs tumbling after; cute. MCU of polar bear cub crawling around under and on top of mother, both sliding back into den. MCU of polar bear cub in den opening, looking around, sniffing, wriggling, going back into den. MCU FA of polar bear cub in den opening, looking around; second cub and mother squeezing into opening too, cubs squirming and crawling around; cute. (LETTERBOXED MATERIAL) (41545)