Following the Birds from the Mundane World into the Otherworld

Blackbirds and Mulberries, by Angela Harding (also have a look at her Bird Alphabet)

In her article, Following the Birds, Terri Windling quotes H.E. Bates´s book, Through the Woods, the Story of a Year in an English Woodland. Bates is describing the busy, beautiful, bird-filled months of the passage from winter to summer.