Linking to a guy using an expensive ultrasonic mic to hear bats doesn't really support youe statement that you're hearing bats around you despite never seeing them. Maybe you have hearing damage?

[–] [email protected] 4 points 6 months ago

I mean if they do I'm kinda jealous of their newfound ultrasonic hearing abilities

[–] [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.