Garden & Fun Suet Balls are completely safe, energetic food for birds. Thanks to fat balls birds can safely survive the winter. This kind of food is a good alternative to salted pork fat. Birds love them! Beef tallow contains a higher proportion of saturated fats needed by wild birds. Beef can withstand higher temperature which lessen waste and Beef is known for its rich, savory flavor while pork has a saltier taste. Garden & Fun Suet Balls are completely safe, energetic food for birds Thanks to fat balls birds can safely survive the winter This kind of food is a good alternative to salted pork fat Birds love them! Beef tallow contains a higher proportion of saturated fats needed by wild birds Beef can withstand higher temperature which lessen waste and Beef is known for its rich, savory flavor while pork has a saltier taste