an ornithologist and University of Tulsa biologist. "They're considered a nuisance." Great blue herons and great egrets eat mostly fish, crayfish, amphibians and small reptiles, said Steve Sherrod ...

Next to the nests, like sentinels at the castle gate, stand great blue herons ... huge thing slide down that long slender neck." As Stiteler walked through the rookery, the herons were pretty ...

That's where more than 100 great blue herons had nested, establishing a rookery in the area's tall cottonwood trees. Many of those trees were blown down, killing some birds, but more importantly ...

Several dozen great blue herons were perched on pilings in the Pend Oreille River at Usk, Washington Tuesday. Area birding enthusiasts said this is the time of year large groups of the giant birds ...

Late in the afternoon on May 22, zoo officials posted, "It is believed that the crane might be hanging out with a group of Great blue herons around the Lake Sammamish State Park Area." Followers ...