Original: The Platypus is a carnivore: it feeds on annelid worms and insect larvae, freshwater shrimps, and yabbies (freshwater crayfish) that it digs out of the riverbed with its snout or catches while swimming.
Simplified: It eats worms; insect larvae, which are wormlike insect babies; freshwater shrimp; and yabbies, which are a kind of freshwater crayfish.