Twenty-one fun-filled stories follow the adventures of Thomas Otter and his friends Wilbur and Minty aboard the riverboat 'Tulip'. With the appearance of Fergus Frog and his trusty bicycle, and many new friends on the riverbank, life on board the 'Tulip' is never dull!.Twenty-one fun-filled stories follow the adventures of Thomas Otter and his friends Wilbur and Minty aboard the riverboat 'Tulip'. With the appearance of Fergus Frog and his trusty bicycle, and many new friends on the riverbank, life on board the 'Tulip' is never dull!.