This is a still from a slo-mo video.
Probably tough to ID, even from the video: https://youtube.com/shorts/bHX0WGuvlQg?feature=share
See https://www.planetscott.com/speciesdetail/8976/oaxaca-sparrow-aimophila-notosticta for more info.
PLEASE NOTE: If you do not see a photo posted, it is not the result of an error. It means there is not a photo to share.