The little blue heron is a small heron of the genus Egretta. It is a small, darkly colored heron with a two-toned bill. Juveniles are entirely white, bearing resemblance to the snowy egret. During the breeding season, adults develop different coloration on the head, legs, and feet.Scientific classificationEdit this classificationDomain: EukaryotaKingdom: AnimaliaPhylum: ChordataClass: AvesOrder: PelecaniformesFamily: ArdeidaeGenus: EgrettaSpecies: E. caeruleaBinomial nameEgretta caerulea