white ibis wading bird foraging, pinckney island national wildlife refuge, usa

wildlife whitetailed white waterway waterfowl wading usa tidal swamp spike south shorebirds salt refuge raptors preserve ponds pinckney pickney pannes palmetto neotropical nature national migrants marsh large island intracoastal ibis hilton herons head hay habitat grass glasswort forests foraging eudocimus egrets deer creeks cordgrass concentrations carolina birds bird