The mated pairs spend a lot of time surveying the nest, often adjusting the stick, and making sure they keep their claim. Other Great Blues or Great Egrets would be happy to take over a turn-key home.
Their displays of affection include their feathers ability to defy gravity.
They are awkward birds to begin with and this maneuver requires a lot of flapping.
The ritual continues as the male continues to bring sticks to his mate.
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Magnolia Plantation Audubon Swamp, Valentines Day 2017.