These earrings feature male Cardinals of porcupine quill hovering on traditional birch bark with sweetgrass rim wraps and they are made by Paul St John, Mohawk.   - 

Here scarlet color male cardinals are on a teardrop birch bark medallions by Paul St John, Mohawk craftsman. The Cardinals are of dyed red, dyed black and dyed yellow porcupine quills.  Due to global warming, Cardinals are moving further north and some pairs have been spotted mid-coast Maine where I live. - One benefit from a mostly negative phenomenon.

The earrings are about 2" long and about 1 3/8" across at widest.  As handmade items on a natural material (birch bark) - each one is slightly different from any other.     Last photo is of Paul with 2 of his other creations

Paul St. John now lives in Maine near his mother's family.   His mother is Passamaquoddy, Maliseet and MicMac.  He grew up on the Mohawk lands in New York, his father's homeland and is an enrolled Mohawk tribal member.

There are other earrings of this type by Paul.   If interested search in this eBay store to see if there other species of bird earrings.   Paul also makes quill and coiled tidal sweetgrass baskets.  These have an quilled animal, bird or Native American design on the top of the lid - find many different styles to choose from in this ebay store as well as dolls, medicine bags, moccasins, knives and more by Paul St John.