By Eric Carle, Author & Illustrator. Show Dad how much you care with this little message of love from The Very Hungry Caterpillar! Celebrate Dad's special day by saying "I Love You"--with a little help from The Very Hungry Caterpillar. This bright and colorful book is the ideal way to tell the person you call "Dad" how much you appreciate him. It's the perfect gift for Father's Day, Dad's birthday, or any day that you want to show Dad just how much you care. For ages 3 and up.