Dreaming of ants crawling away from a bird's nest may symbolize feelings of concern or anxiety about a situation where you perceive something valuable or nurturing (represented by the bird's nest) is being threatened or disrupted (represented by the ants). Ants can signify hard work, community, and diligence, but their movement away from the nest might indicate a loss of stability or a need to protect something important to you.
Consider reflecting on aspects of your life where you might feel overwhelmed or where you need to take action to safeguard your interests. Are there any relationships, projects, or responsibilities that feel like they are becoming chaotic or unmanageable? This dream could be encouraging you to address these issues before they escalate.