This sound comes from Uncle Ruckus, a recurring character in The Boondocks, the adult animated television series based on Aaron McGruder’s comic strip. Clips of Uncle Ruckus have circulated online for years because his voice, timing, and extreme statements make strong reaction audio for memes and edits. The “zoologist” clip is mainly shared on soundboards and short-form video pages, where people use it to underline absurd confidence, uncomfortable comedy, or satirical social commentary tied to the character.