What does it all mean? Why do birds sing? How? And how can we figure out who exactly is singing what?
Why Do Birds (Actually) Sing? – Flypaper
A Closer Look at Plants & Animals
Visiting the Preserves Finger Lakes Land Trust
Songs in the Key of Life: A Closer Look at Why and How Birds Sing
The Singing Life of Birds
Start Using Spectrograms to 'Read' Bird Songs and Calls
The Singing Life Of Birds: The Art And Science Of Listening To
Conservation Easement Donation Protects Scenic Family Land in the
Why Do Birds Sing So Early in the Morning? - Wild Birds Unlimited
Bird Song
We Helped Scientists Track Birds This Summer. - The New York Times
Beyond the Iconic Image: The Hidden Life of Wood Ducks