Guillemots crowd onto narrow cliff ledges and still find their own chick by its call. They are read as belonging in a crowd and as a bond that can be recognised anywhere.
When this appeared in your dream, what were you feeling?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.