WithalittlehelpfromtheCatintheHat,SallyandDickobserveasmallmiracleintheirownbackyard--themetamorphosisofaneggintoacaterpillarintoachrysalisintoabrightnewbutterfly!Alongtheway,beginningreaderswillfindouthowbutterfliesseethousandsofimagesatonce,drinknectarfromflowers,avoidpredators,andcanbeidentifiedbysize,shape,andcolor.Readerswillalsofollowtheamazingmigrationofmillionsofmonarchs.