Audubon has quantified threat
For serious birders who regularly observe birds in the wild, ignoring climate change isn’t possible. We have been seeing and documenting the effects of a warming climate since the 1950s. In recent decades, that has meant a consistent northward shift in where species are found. Glossy black great-tailed grackles, previously found primarily in the tropics, first reached southeastern California in 1964; they now stalk and squawk around lowland ponds throughout most of the state. Big tropical seabirds named boobies (because early sailors took their tameness for stupidity) rarely ...