A common grackle in flight over a field of cattails. - Wirestock/Getty It might sound strange to hear that a once-common bird is experiencing a decline, but that is what is happening with the ...

the Brewer’s in some ways replaces the common grackle ecologically. Monotypic. Length 9". A summer rusty blackbird is similar, but it has a more slender pointed bill. The male Brewer’s is more ...