21.   As the centuries marched on, the corset evolved for ... um ... comfort.

22.   Eggs were routinely shipped as far away as New Zealand, with no regard for the local adaptations the fish had evolved for their home rivers.

23.   Ultimately, though, he said the costume is less important than the generous spirit of Santa Claus, whose image has been evolving for centuries.

24.   New techniques which he has evolved for his show is an adhesive machine which allows him to sew without recourse to needle or thread.