Most people who type "gopher sound" into a search bar are looking for one specific thing: that sharp little alarm whistle a ground squirrel makes when it spots a hawk and dives for its burrow. It's the sound that means the meadow just registered a predator, and nature docs use it as a quick cut to tension without needing a music sting.
You'll find 11 gopher and ground-squirrel takes here, covering the alarm whistles, softer burrow chirps, and the low chatter they make when nothing is wrong. Wildlife editors use them under prairie B-roll, cartoon shorts borrow them for any small-burrowing-character gag, and game designers drop them into open-world ambience to make a field feel inhabited. Free MP3, no attribution required to pull.