purple gallinule among the lacustrine vegetation

bird wildlife animal grass beak prairie nature waterbird wetland lawn plant green meadow waterfowl porphyrio martinica species rallidae family purple gallinules floating nests dense vegetation shallow margins lakes rivers marshes shorelines bright bluish-purple body back white undertail red bill yellow tip long legs enormous feet help walk lily pads observed lake petén itzá maya biosphere reserve mbr guatemala gallinule lacustrine