The eider lines its nest with its own soft down, so it is read as comfort, warmth and care that costs the giver something. It stands for shelter in a cold place.
Where in your waking life have you met something like this lately?
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.