Or screech more likely.
Youtuber Sándor Seuntjens (along with other artists) managed to digitally reproduce bat sounds that are usually inaudible to human ears.
The site (Death and Taxes) says the end result is actually better than the last few albums by Bjork.
I will attempt to respectfully agree to disagree here. I will also attempt to enjoy these sounds that are more likely to be found in a classic horror movie.
“Holy Echolocation Batman!”