1 Back problems. 2  Spine problems in the back near the lower ribs can pinch the nerves that travel through the groin area and cause groin and thigh pain. 3  Spine problems include a herniated disc or lumbar narrowing (stenosis).
Fish diets are determined by which organisms are readily available in the fish's habitat. Some larger fish eat smaller fish and sometimes are cannibalistic, eating smaller fish of their own species. Catfish in the wild swim along the bottom of rivers and eat dead fish, animal feces and just about anything they can find. Learn more about Fish
Forage fish are small, schooling species that eat microscopic plants and animals drifting near the ocean surface and are then consumed by bigger fish, seabirds, and marine mammals. Forage fish are small, schooling species that eat microscopic plants and animals drifting near the ocean surface and are then consumed by bigger fish, seabirds, and marine mammals.