However, their broad, fan-shaped tails set them apart. Their heads are flat, not rounded like boat-tailed grackles. These birds are common from Texas and Oklahoma to southern California.

the boat-tailed grackle and the great-tailed grackle. The “Sibley Guide to Birds” points out the great-tailed grackle was once considered a subspecies of the boat-tailed grackle. It is a ...