I believe that any human creation is an inevitable reflection of the environment we live in. The reason why Bibi travels by train is that I live next to a train station. The behavior of characters reflects the behaviour of our society. As in the animation, we are always dependent on vehicles wherever we wish to go.
The lion is European, sailing to the African continent to get the treasure. The bear is Italian, who always takes his car to go for a picnic. Then there is the Greek hippo who has been drowning in the European Union. And finally the American frog continuously moves left and right, never stands still - the action guy intervening in all parts of the world.
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