How spiders tune and play their webs like strings on a guitar

This short animation explains how spiders detect and distinguish between the vibrations and pitches traveling up and down their webs. This helps them find prey and identify potential mates.

Scientists say some spiders tighten or loosen strands to fine tune this ability and that amazingly they will even pluck their webs—listening to the echoes to help them work out where their food is.

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