This forum is for asking questions and providing answers on bird identification. New and visiting birders are encouraged to ask and participate.
#88479
The one with the faint green patch behind the eye is an American Wigeon. It appears that the duck at the back of the first photo is a male American wigeon and the one at the front is a female American wigeon. The two ducks with the distinct large green patches in the last photo you posted are male American Wigeons as you suggest.

I'm curious to know what kind bird is in zwest p[…]

Banded purple finches?

I noticed at my feeder today that there was a fami[…]

I bought these last December with the intention of[…]

Here's another look at this spectacular species...[…]