Spiders use hydrostatic pressure to stretch their legs, but muscles bend their legs. many spiders utilize silk and the natural breeze in a special movement called ballooning. walking. The spider walks on two pairs of legs alternately.
Do spiders stretch their legs?
Spiders have muscles that bend their spiny limbs inward, but they use water pressure to stretch them outward. .. This increase in pressure causes blood lymph (blood) to flow to the limbs, extending the legs outward. 2013
Why do spiders straighten their legs?
This spider's leg curl occurs because the spider does not use muscles to stretch its legs. They are using the power of fluids instead! .. It is equipped with both extensors to stretch the legs and flexors to bend the legs.
Do spiders have strong muscles to stretch their legs?
Spiders do not require extensors because they can "push" their legs using fluid movement / hydraulic pressure. The cephalothorax acts like a bellows filled with a very finely tuned liquid, pushing blood lymph around the spider's body in a matter of seconds. 16th. 2014г.