Without seeing the legs (they should be black) I can't been 100% sure, but I believe this is a Great Egret. The kinked neck distinguishes it from the intermediate.

Camera:	Nikon D2x
Date:	Monday, November 21st, 2005 at 5:22 PM
Exposure:	1/160 sec at f2.8
ISO:	200 asa
Lens:	80-200mm f/2.8D ED-IF AF-S Zoom-Nikkor at 200mm (equivalent field of view of a 300mm lens on a 35mm camera)
Scientific Name:	species related to Ardea alba (Great Egret)
Tag:	Dominican Republic, bird
Larger Image:	1328 x 1999
Raw Image:	2848 x 4288