🌍 World Animal Map

Great blue heron vs Little blue heron

Size and range side by side, using only figures recorded in Wikidata.

Great blue heron
Great blue heron. Photo: Rhododendrites, CC BY-SA 4.0, via Wikimedia Commons
Little blue heron
Little blue heron. Photo: Dario Sanches from SĂŁo Paulo, Brazil, CC BY-SA 2.0, via Wikimedia Commons
Great blue heronLittle blue heron
Scientific nameArdea herodiasEgretta caerulea
Mass2.48 kg (male adult)
2.11 kg (female adult)
Wikidata
364 g (male adult)
315 g (female adult)
Wikidata
Lives inEurope, North America, South AmericaNorth America, South America
StatusLeast concernLeast concern

Quick answers

Which is bigger, the Great blue heron or the Little blue heron?
The great blue heron is heavier: Wikidata gives 2.11 kg–2.48 kg, against 315 g–364 g.
Where do they live?
Great blue heron: Europe, North America, South America. Little blue heron: North America, South America (continents with GBIF records).

About them

Great blue heron

The great blue heron (Ardea herodias) is a large wading bird in the heron family (Ardeidae), common near shores of open water and wetlands over most of North and Central America, as well as Northwestern South America, the Caribbean, and the Galápagos Islands.

Little blue heron

The little blue heron (Egretta caerulea) is a small heron of the genus Egretta.

Mass: Wikidata (CC0) statements without qualifiers or qualified male/female/adult (birth weights left out). Descriptions: first sentence of the English Wikipedia articles (CC BY-SA 4.0), linked from each animal page.