Bullheads are small, freshwater fish that belong to the catfish family. They are known for their tough, armored skin and barbels, which resemble whiskers. Bullheads are native to North America and some species are commonly found in shallow streams and rivers. There are several synonyms for bullheads, including horned pouts, mudcats, and catfish. They are also sometimes referred to as stonecats, because they tend to inhabit rocky areas in bodies of water. No matter what you call them, bullheads are a popular game fish known for their feisty temperament and ability to put up a fight when caught. Anglers across North America prize bullheads for their tasty fillets and challenging sport.