Here are some specific examples of the diets of different rays and skates:
* Manta rays: Plankton, small fish, and squid
* Stingrays: Mollusks, crustaceans, and small fish
* Electric rays: Small fish, squid, and crustaceans
* Eagle rays: Mollusks, crustaceans, and small fish
* Cownose rays: Mollusks, crustaceans, and small fish
Rays and skates play an important role in the marine ecosystem. They help to control the populations of invertebrates, and they are a food source for other animals, such as sharks, dolphins, and seals.