It has been observed that spiders use silk to ‘float’ through the air. Even Charles Darwin noticed that many of these creatures could alight on the Beagle during its voyage, only to leave on their own accord later.This may be because spiders use the wind to perform their impressive wingless flights. However, spider-ballooning has also been observed on completely calm days. Therefore, the insects must be using a different kind of force or physical property to do so.
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