Spiders have no muscles and move their legs through a hydraulic system. Robotic engineers made use of this by using puffs of air to shift the legs of dead spiders in order to use them and grab objects.
Necrobotics
How Does it Work?
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But why?
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Robotic engineers use the necrobot to pick up delicate objects, like diodes. These necrobots are used in place of other mechanical arms as they are able to handle delicate objects.
Other Benefits
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As the necrobot implements the body of a dead spider, the arm is organic and therefore less harmful to the environment. The spider is biodegradable, and also creates no pollution when being made.