Animal Extracts are a great lure to use. Animal Extracts are anything from glands to meat and or organs. They get put together with other ingredients to make lures. although gland lures and extracts can be useful on their own. The gland lures can cause many different reactions from an animal, depending on the gland your using. If you use a preys gland it can make the predator scavenge for the animal or target that spot. If a predators gland is put out for another predator of the same or different species. It can cause a territorial reaction from the animal.