He was a woodpecker, on the smaller side about the size of a bluejay
sorry for the bad picture, it’s all i could get! the little thing was hanging around a few friends (maybe around 3ish), and they mostly stuck close to the ground. it was medium-small sized. there were lots of different birds that this park, so i had a hard time distinguishing any call. my guess is white-crowned sparrow, but not sure!