Welcome Technic to the Discord Family! Minecraft modders get Discord Love. A few months back the guys over at Technic started talking to us about Discord. They were early fans and after some time we decided to work with them and collaborate where it made sense.
USA: Prentice-Hall, 2002. Many animals can hear ultrasonic frequencies; dogs, for example, can hear sounds as high as 50,000 Hz, and bats can detect frequencies as high as 100,000 Hz.. Hearing Range in Animals. MSN Learning and Research. Microsoft Corporation.
The problem is the loudest sound detected by a blue whale could only reach a little under 1000 miles...thus whatever it is that caused this sound had to be several orders of magnitude larger than the largest known living organism. Take this size comparison chart. A school bus is about this size.