A strange and dangerous pufferfish species was recently spotted in Croatia's Bay of Medulin, as reported by Pensoft. This unexpected visitor is the silver-cheeked toadfish, and its arrival marks the northernmost sighting ever recorded in the Mediterranean. It signals an unsettling shift that experts say should concern everyone, from local fishers to seafood lovers. What happened? Originally from the Indo-Pacific, the silver-cheeked toadfish (Lag…