Teeth Whitening

What’s the difference between a human and a spider?

The difference between human skin and a human spider, however, is the way in which it covers its body. For instance, a spider's silk is silk-like, but not as viscous and flimsy as the skin of a human, which allows it to cling to objects or other creatures. When the spider senses an incoming threat, it uses its silk to cling on

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