dark morph immature Reddish Egret

Here is what Rockey's friend & expert said:

....Hi Rocky,

I love when you send me these ID challanges! They are a lot of fun! This bird is a dark morph immature Reddish Egret. It is a long-legged wading bird with all slaty gray plumage, a dusky gray/black bill, and black legs.

Tom

Done