These noises sound strange, unnatural, and even mechanical because most of us have absolutely no idea what the vast majority of animals sound like. Here, for example, are some lynx that (starting about 40 seconds in) wail like drunk banshees.
via https://www.theatlantic.com/science/archive/2019/01/sound-haunted-diplomats-cuba-crickets/579637/
Hempton went on to make a vocation of listening. He discovered that the use of a microphone turned him into a better listener, because he learned to take his cue from that tool, which didn’t judge the relative value of the different sounds it was absorbing. Having always in the past striven to listen for the “important” sounds, Hempton stopped trying to prioritize based on his own limited perspective and discovered the majesty of the uncurated soundscape. In beginning to hear without privileging certain sounds over others, he found that every place on earth has a unique sonic character. But, intriguingly, Hempton defines his different experiences of geographically specific auditory signatures as experiences of silence, which he calls the “poetics of space.”