artificer, discoverer, inventor - someone who is the first to think of or make something

mathematician - a person skilled in mathematics

wader, wading bird - any of many long-legged birds that wade in water in search of food

Ardeidae, family Ardeidae - herons; egrets; night herons; bitterns

Ardea herodius, great blue heron - large American heron having bluish-gray plumage

Ardea occidentalis, great white heron - large white heron of Florida and the Florida Keys

egret - any of various usually white herons having long plumes during breeding season

Egretta caerulea, little blue heron - small bluish gray heron of the western hemisphere

night heron, night raven - nocturnal or crepuscular herons

boat-billed heron, boatbill, broadbill, Cochlearius cochlearius - tropical American heron related to night herons

bittern - relatively small compact tawny-brown heron with nocturnal habits and a booming cry; found in marshes