My brother is an avocado

It's hard to wait for an exciting new baby to join the family, especially when it's still growing inside Mom's tummy. But when Dad tells one little girl the size of the baby at each stage, she imagines all the fun she can have with her baby brother as a teeny-tiny poppy seed, then a grape, then a lemon ... But she's not quite sure how she feels about having an avocado for a brother. Or an onion. Or-gulp-a watermelon! In 'My Brother Is an Avocado'...