Exploitative mimicry is the term for pretending you're something you're not for personal gain. One example of exploitative mimicry is called "worm grunting."
Worm farmers drive wooden dowels into soil, then rub grooved metal across them to created a low, grunt-like noise. This noise more or less mimics the noise that a burrowing mole makes -- and that scares worms up to the surface.
See it in action in this video from our friends at Assignment Earth:
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