The crossword solution for the term 'parrot snack' is SEED. Seeds are a popular snack for parrots, as they are packed with essential vitamins and minerals that help keep parrots healthy. Seeds are also a great source of energy for parrots, providing them with the fuel they need to stay active and alert. Additionally, seeds are a great way to provide parrots with mental stimulation, as they must use their beaks to crack open the shells and extract the nutritious kernels inside.