https://taginbert.com/tags/planarian/Recent content in Planarian on Taginbert — Impossible Creatureshttps://taginbert.com/images/taginbert-avatar.pnghttps://taginbert.com/images/taginbert-avatar.pngHugo -- 0.167.0en-usTaginbertFri, 18 Sep 2026 10:00:00 +0800https://taginbert.com/creatures/planarian/Fri, 18 Sep 2026 10:00:00 +0800https://taginbert.com/creatures/planarian/Cut a planarian flatworm into 20 pieces and each piece regrows into a complete animal — eyes, brain, everything. They are functionally immortal.