Here are some facts: Sharks and guppies are fish. Wolves,cows, and people are mammals. Starfish and oysters are neither All fish and mammals are vertibrates. Starfish, sharks and wolves are carnivors. Sharks, cows and starfish are fun to look at Wolves eat cows People eat cows and oysters Starfish eat oysters My questions are: Which animals are vertibrates? What eats an oyster? Which animals are carnivorour vertibrates? Which animals eat at least one thing on the diet of people? Which animals are not carnivors?