Too much eggfood used in preparing birds for breeding:
Eggfood should be fed moderately as too much does not serve our birds well. It is also relativToo much eggfood used in preparing birds for breeding:ely expensive and too much of it will unquestionably cause your birds to gain excess weight.
So use caution with eggfood during the winter months. Providing eggfood during this time is nevertheless important as a good take up at this time will help these birds later when feeding their young. Even so, not more than twice a week and as much as can be consumed in one hour. In other words - rationed!
The same argument applies to seeds like niger, hulled oats and sunflower seeds which should not be supplied too liberally. These are seeds that the birds savour and too much will cause an imbalance in their diet and make them fat resulting in less fertilized eggs and/or less feeding of the young during the breeding season. Courtesy Wout van Gils