Lucky for him it wasn’t Loch Ness Monster;
https://videa.hu/videok/film-animacio/south-park-loch-ness-monster-lochness-soutpark-SLJBSBYBqc6ceB2j
Actually, the boy was lucky he wasn’t taken. Read up on or watch the Missing 411 videos.
They eat people.
Note I am not sure I believe this story.
https://youtu.be/h_GFLXcgjew