This classic cuttlebone is offered up to be destroyed. It keeps your bird occupied by allowing them to gnaw and chew. This is a good thing for the bird as it's exactly what they'd do in the wild and keeps them engaged for long periods of time, and gives them a dose of calcium at the same time! Helps maintain beak & bone health Natural source of calcium Keeps them busy Sizes available: Small 2pk (15g) - recommended for budgies, cockatiels, finches, canaries, peachfaces and small to medium parrotsMedium 2pk (60g) - recommended for budgies, cockatiels, peachfaces, lorikeets, poultry and small to large parrotsLarge 1pk (45g) - recommended for lorikeets, peachfaces, poultry and small to large parrots NOTE: Some birds like to peck at cuttlebones and some prefer it ground down into a powder. See what your bird likes, and use a mortar and pestle and grind it if needed.