Red-eared slider turtles are omnivores, so they eat both plants and animals. Adults mostly eat aquatic plants such as elodea, duckweed, water lettuce and water ferns. ... Sometimes adults will eat small fish, earthworms, redworms, insects, snails, slugs, tadpoles and frogs.

How often do slider turtles eat?

The frequency of feeding depends on the age and size of your red-eared slider. Smaller or juvenile turtles will eat heartily every day. As they get older, adult turtles may be offered a good-sized portion of food every two or three days.

Can slider turtles go without eating?

An adult red-eared slider turtle can go without eating from several weeks to a few months. Assuming it was well fed before and it is in great health condition. On the other hand, baby red-eared slider turtles can go without eating from a few days to a week.