The delivery of oxygenated blood to all tissues around the body involves what two life functions? A) Digestive and circulatory B) Excretory and circulatory C) Respiratory and circulatory D) Digestive and respiratory

There are several differences between the Atlantic Hagfish and the Gulper Eel. Even though both are part eel, the Atlantic Hagfish has a part that the Gulper eel does not which is sea snake. Unlike the Gulper eel that gulps its prey with its big pouch-like mouth, the Atlantic Hagfish eats their prey from the inside out. As opposed to the Atlantic Hagfish, the Gulper Eel has a long tail tipped with a glowing organ that is used to attract its prey. The last difference is that the Gulper Eel does not release slime to neutralize its victim.