Walter Harrison's Fat balls should be fed in addition to other foods - they provide much needed energy for the birds and are an acceptable substitute for insect protein, which is lacking from a wild bird's diet in winter.
Pack of 6
Walter Harrison's Fat balls should be fed in addition to other foods - they provide much needed energy for the birds and are an acceptable substitute for insect protein, which is lacking from a wild bird's diet in winter.
Pack of 6