this post was submitted on 25 May 2024

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Artificial Refugium rule (slrpnk.net)

submitted 6 months ago by [email protected] to c/[email protected]

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[–] [email protected] 3 points 6 months ago (2 children)

he literally says in the video that their calls range from 20kHz to 200kHz, with 20kHz being the normal top range of human hearing for someone without hearing damage.

[–] [email protected] 2 points 6 months ago

WHAT?

[–] can 1 points 6 months ago

Note: hearing damage includes being over thirty.