Why does it matter if other birds can adapt? We got lots of different types of birds. It's awesome. Maybe we'll get new types of birds! Why does "this particular variation is going extinct" matter?
The irony is Jean Baptiste Lamarck had it closer than anyone. Animals genetically adapt to new environments in their own lifetimes and that includes making changes to the DNA.
We can also help them to adapt.
The idea that this is dismissive of the problem is nonsense. It's the solution.
Just how long ago was your molecular biology degree? Mine was 7 years ago and I've been reading every week since then.
You should try to keep up.