Best Ever Q&A Space Our World Nature Evolution Prehistoric Life Dinosaurs Simple Creatures Insects & Spiders Fish Amphibians & Reptiles Birds Sea Mammals Land Mammals Ecology Animal Behavior Pets Farm Animals Plant Kingdom Plant Life History Science & Technology	How do cod find their food? Some species of fish, such as the Atlantic cod have a single whiskerlike projection on their chin to help them feel for their food. This is called a barbel.   Previous: Back Book: Best Ever Q&A Section: Nature Chapter: Fish