Board Thread:General Discussion/@comment-99.71.128.9-20131202042715/@comment-18501657-20140602051734

(bit of a late response, here)

My personal take on it is that the dove wanted to become Razgriz. His actions led to him killing himself to be reborn as a lifebringer, the tree. In which case, I believe he used the fruit as some sort of vessel for his soul.