They share most of their territory with blue jays. Both indigo buntings and blue jays are blue birds with black markings. However, that is where the similarities end. Buntings are relatively small ...

The male indigo bunting is commonly seen as a breeding ... Summer male: plumage unmistakable, entirely bright blue. Winter male: blue obscured by brown and buff edging; mottled brown and blue ...

he had no way to prove if the blue shade was indigo. Splitstoser arrived at Huaca Prieta along with chemist, Jan Wouters of University College London. They put the fabric collected by Bird under ...