Egretta albus is a species of egret, also commonly known as the great white egret. There are a few synonyms for Egretta albus, including Ardea alba, Casmerodius albus, and Mesophoyx alba. These synonyms are often used interchangeably with Egretta albus when referring to this elegant bird. All of these names refer to the same bird species that can be found throughout various parts of the world. Egrets are known for their long legs, slender bodies, and beautiful white feathers. They are often seen wading through water, hunting for fish and other small aquatic animals.