Does the difference between Ardea vs. Egretta really come down to just their sizes or is it deeper than that? I notice Ardea herons are very large and have super long necks

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Ardeidae Index - Herons, Egrets, And Bitterns

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Ardeidae Index - Herons, Egrets, And Bitterns

Ardeidae Index - Herons, Egrets, And Bitterns

Ardeidae Index - Herons, Egrets, And Bitterns

What's New - San Diego Creature Project

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Great egret - Wikipedia

Great egret, Ardea alba, heron family, large white bird, wildlife

Arcata Marsh & Wildlife Sanctuary - Fun Fact Friday! 🥳 An egret

Ardeidae Index - Herons, Egrets, And Bitterns

Little Egret — Historical Rare Birds