Are Dolphins mammals yes or no and why.?

Why do dogs need wormed? What does the cougar compete with for food? How best to house a hedgehog? Can a service dog fly in the cabin of a plane for international travel? How much should English mastiffs weight at 6 months? What is bigger a rottweiler or a siberian husky? In which country is armadillo considered a delicacy? Why are pitbulls bad dogs? Are cheetah eyes black? Why panting takes place in dogs? Do dolphin eats seabirds? What are koalas known for? Would you ride'nougat'or eat one? Is a mountain lion a vascular or nonvascular? What is to get down from a horse called? Why are giant short faced bears saber-toothed tigers predator? Is the quarter horse the fastest horse? Jackie 'Butch' Jenkins in the Boy who talked to Horses? What would cause striae on the thighs that are much larger than the arms or calves? Is hippo omniorous?