If you look closely, you can see that none of the sparrows have eyes. Kunkle uses sparrows in his work frequently, and always paints them without eyes.
The central animals in the intro — the fox, owl, and hummingbird — are all animals native to Prince Edward Island (the setting of the show), and embody the different parts of Anne's personality.
The imagery of Anne pinky-swearing with herself shows, according to Williams, "her connection with and acceptance of" the two very different sides of herself.
