Dreams involving animals, especially ones that are aggressive or threatening, often symbolize feelings of fear or anxiety in your waking life. The moose in your dream could represent a powerful force or challenge that you feel is overwhelming or out of control.

The fact that the moose ate one of your little sisters might suggest that you are worried about the safety of your loved ones or feeling helpless in a situation where you need to protect them. The lack of support from others in the dream may indicate feelings of isolation or that you are facing your challenges alone.

Taking action by cutting off the moose's head and gutting it signifies your desire to confront and overcome your fears or challenges. This could reflect a strong sense of determination and the will to protect those you care about, even when it feels like you are on your own.

Consider reflecting on any current situations in your life that may evoke similar feelings of fear, helplessness, or the need to protect. This dream may be urging you to confront these challenges head-on and seek support if needed.