Between a male and female? Males also have red feathers along their beaks.

Correction, she

True, I meant it more as a "here have another!"

Thank you. When I started, all my birding was at a destination. Now that I own my own property it has provided me the chance to bring them to me.

I want to go back. It's been a while since I was there.

A good way for me to differentiate it is the beak. The beak on an Indigo Bunting is short and conical in shape and can have a mix of colors. The Mountain Bluebird has a thin, straight bill that is entirely black in color.

Indigo Buntings have different beaks that are short and conical. Very different from the mountain Bluebird that has a thin, straight bill.