Hissing (or more correctly stridulation) is a response that is used by a few species of tarantula (and perhaps some true spiders as well that's still up in the air however). It is not strictly a defence mechanism as I will explain in a moment. The... read more
Hissing (or more correctly stridulation) is a response that is used by a few species of tarantula (and perhaps some true spiders as well that’s still up in the air however). It is not strictly a defence mechanism as I will explain in a moment. read more
Since Spiders don’t have muscles in their legs they use hydraulic power to be able to move. Many species are able to jump many times their body size. This can help them to get out of their predicament in no time at all. That jumping distance can make up for them not being able to run fast. The webs of Spiders offer a natural type of defense for them. read more