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
What To Feed Your Goldfish? When asking what do goldfish eat, itâs always helpful to start by looking at them in their natural habitat. What is the environment like? What sort of food would they find there? In the wild, these omnivores will eat pretty much anything that doesnât put up a fight; insects, plants, zooplankton, snails, crustaceans, etc.