Gadwalls primarily eat the leaves and stems of aquatic plants. They sometimes also eat snails, crabs, insects, and, rarely, small fish. Notably, they are known to occasionally steal food from other ducks and diving birds.
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Gadwalls primarily eat the leaves and stems of aquatic plants. They sometimes also eat snails, crabs, insects, and, rarely, small fish. Notably, they are known to occasionally steal food from other ducks and diving birds.