Stock photography, photos: Louisiana heron Stock photos of Louisiana heron (Hydranassa tricolor) perched - Big Cypress Nature Preserve, Florida, USA Photograph: © James Hager Click for a larger image and more information Keywords associated with this stock photo: Louisiana heron, Hydranassa tricolor, tricolor heron, heron, Hydranassa, water bird, bird, animal, wildlife, Big Cypress Nature Preserve, Florida, USA