The term 'Plumed Herons' is a collective name for a group of birds in the family Ardeidae, which includes egrets. Egrets are a type of heron with long, slender necks and long legs. They have white or grey feathers and long plumes on their heads and backs. The most common species of egret is the Great Egret, which is found in many parts of the world. Other species of egrets include the Cattle Egret, Snowy Egret, and Reddish Egret. Egrets are often seen near water, where they feed on fish, frogs, and other aquatic animals.