boat tailed grackle peaceful waters sanctuary florida usa

allblack animal avian beak bird eating seed birds black plumage blackbird blueblack boat tailed grackle boattailed brown iris brunswick county carolina closeup coastal dark bill fauna feather feathers florida glossy habitat iridescent keelshaped tail long male marshland nature landscape north omnivore ornithology passerine perched portrait quiscalus major sand shorebird southern usa wetland wild wildlife