Yuno Miles is an American comedy rapper who built a following with deliberately absurd, low-budget songs that treat terrible delivery as the joke, and clips of his strangest ad-libs circulate widely as meme audio. The sea lion impression comes from that same anything-goes persona, and short snippets of it get passed around TikTok, Discord and soundboards alongside other goofy ahh sounds. Nobody plays it for the music; it survives because the bark is instantly recognizable, endlessly quotable and funny completely out of context.