Why don’t butterflies fly in a straight line?
Why don’t butterflies fly in a straight line like bees? The answer has to do with the purpose of their wings.
The Curious Purpose of Butterfly Wings . Butterflies, and moths too, use their beautiful wings, in addition to flying, for some purposes that you may not have known about.
For example, they use their wings to warn how poisonous they are and to camouflage themselves. Interesting fun fact , right? Here you have more curiosities about butterflies .
Why don’t butterflies fly in a straight line? Simply put, it is to ward off predators. In other words, when butterflies use this technique, they make it more difficult for predators to anticipate their flight path. Ingenious technique, don’t you think?

But not all need this technique. The most poisonous butterflies in the world do not need these measures. They fly in a straighter line.