S4E23 - Short Walks, Part 2

S4E24 - Short Walks, Part 3

S4E25 - In the Barn

S4E26 - A Flurry of Snow Buntings

S4E27 - A Loudness of Trumpeter Swans

S4E28 - Early Spring Songs

S4E29 - Birding in Chest Waders

S4E30 - Song Sparrow