What do dolphins seals and other mammals eat?

Dolphins primarily eat fish and squid, while seals have a more varied diet that can include fish, crustaceans, and even seabirds, depending on the species. Other marine mammals, like sea lions and walruses, also consume fish and invertebrates. The specific diet of each species can vary based on their habitat and available prey. Overall, these mammals are adapted to hunt and forage for food in their aquatic environments.