This baby duck hadn’t been getting adequate nutrition, so her legs grew weak and she couldn’t stand or walk. Healthy levels of niacin (vitamin B) are needed for proper bone development, and a lack of is the common cause of leg weakness in ducks. We see it a lot when ducklings or goslings have been fed chicken food, which isn’t meant to sustain their different growing needs. Bone issues arise and it is painful and debilitating for the baby waterfowl. Even with starting corrective dietary action a