Here he eats more berries. He falls asleep on a rock, only to be wakened by an excruciating pain in his stomach. Rolling over and over, Winkie feels as if his seams will burst open, only to find that the pain is intensifying.
Here he consumes more berries and falls asleep on a rock, experiencing intense pain in his stomach that intensifies as he tries to roll over. This is a situation of discomfort and distress for Winkie.