"Izzy is forever shuffling and jiggling, squirming and twitching, wriggling and fiddling. She just can't help it! So when Izzy's school goes on a trip to the zoo, her teacher warns her that she must never wriggle, she must never fidgetand she must certainly NEVER TICKLE A TIGER! But does Izzy listen? She does NOT--and what happens next throws the zoo into complete chaos"--Back cover.