People say that, except for different colored socks, twins Paul and Peter are ""alike as two peas in a pod."" Their mother disagrees, and so does Mrs. Bear about her two offspring, Papa Lion about his three, Mother Mole about her four, Mother Beetle about her fifty, all the way up to Mrs. Frog, who loves all her polliwogs but doesn't even attempt to count them. This import matches a series of affectionate family gatherings, most placed in delicately brushed natural settings, with a short text linked by parental indignation and illumined by flashes of wit--Paul and Peter reappear at the end to make final comments, but as the two sometimes switch socks, who says what? A reminder, both clever and wise, that all children are individuals, even if they share a birth with one or more siblings. Anyway, as Mother Beetle points out, ""since when are all the peas in a pod alike?