Costa Rica Herons and wading birds Bare-throated Tiger-Heron Boat-billed Heron Black-bellied Whistling-Duck Bare-throated Tiger-Heron Double-striped Thick-knee Anhinga Spotted sandpiper Green Heron Roseate Spoonbill Great Egret Russet-napped Wood-Rail Tri-colored Heron Yellow-crowned night heron Anhinga Wood Stork Whimbrel Great-blue heron Boat-billed Heron Bare-throated Tiger-Heron Willet Southern Lapwing Roseate Spoonbill Southern Lapwing