Peckish Complete Suet Cakes contain 12 types of seeds which have had any husks removed to prevent mess and waste. These 12 types of seed, along with the beef tallow, has been proven to attract the UK s top 10 garden birds including Dunnock, Robin, Blackbird, House Sparrow, Long Tailed Tit, Bullfinch, Blue Tit, Chaffinch, Gold Finch, Song Thrush. This suet cake can be used in a feeder, on the ground or on a bird table and provides birds with a high energy, nutritional food to fuel birds for longer. It is best to have multiple feeding sites within the garden to prevent overcrowding. Moving them around regularly will prevent a build-up of droppings, which can spread disease and bacteria.