A bird whose wings are too weak to take it up into the air, longingly watches a group of happy fliers, among them a flying snail. However, the bird gets an idea and quickly constructs a flying machine and joins the others in the sky. The machine soon disintegrates, and the bird comes down to earth with a bump. Furious at its failure, it sees a little worm -its eternal enemy - coming out from under the wreck of the flying machine...