Did you know that the sea urchin is considered a keystone species?🪸🦦 - Thanks so much for watching!💚 What would you like to learn about next? - Credit for background videos: BBC Earth Marge Brigadier on youtube Shape of Life on youtube Deep Marine scenes on youtube - Tags: #fyp #tiktok #environmentalscience #environmental #environmentallyfriendly #saveouroceans #saveourkids #saveourplanet #theresnoplanetb #climateaction #keystonespecies #otters #ottersoftiktok #seaurchin #facts #weirdfactsyoudidntknow #factsyoudidntknow #science #stem #cool #oceanlife #oceananimals #comment #share #like