I dreamt my brother showed me two dead cats.
Dreams about dead animals can often symbolize the end of a particular phase or aspect of your life. In this case, the two dead cats shown by your brother may represent the end of some form of companionship or relationship. It could indicate that you are experiencing a loss or a sense of separation from someone or something that was once important to you. It may be helpful to reflect on the context of your brother's presence in the dream and your current relationship with him to gain further insight into the specific meaning this dream holds for you.