Egretta caerulea is a species of heron that is commonly known as the little blue heron. Synonyms for this bird include Egretta cærulea, Ardea caerulea, Ardea cærulea, and Butorides caeruleus. This small heron can be found year-round along the coasts of the southeastern United States, Central America, and the Caribbean. It is known for its distinctive blue-gray plumage, which develops gradually as it matures. In addition to being an appealing sight for birdwatchers, the little blue heron also plays an important role in the ecosystem as a predator of fish and other aquatic creatures.