What are the threads in a spider web made of?

What are the threads in a spider web made of?

Spider webs are made of **silk**, a protein fiber produced in specialized glands. Different glands create silks for various purposes, like structural threads, sticky capture spirals, and egg sacs. The protein composition determines the silk's strength and elasticity.

Why It Matters

This fact belongs to the science category and contributes to expanding general knowledge. Understanding such facts not only makes you smarter but also helps connect ideas across different fields.

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