Birdsong can tell us about the quality of a forest because the birds change their tune when they find an environment to thrive in. Cornell Ornithology as usual doing the most for birds across the U.S,. including these in Washington State.
In Washington, Birds Are Giving ‘Yelp Reviews’ of Forest Restoration Work
A collective of land trusts, conservancies and tribes is capturing birdsong with audio gear and A.I. for clues about habitat health.
nytimes.com