I'd love to try the Lionfish. Seen many, never ate one.
I've eaten a few odd by western standards foods:
Deer, elk, moose, bison, rabbit, goat, duck, goose
Snake (several types including cobra)
Turtle, Alligator, Frogs, Crawfish
Shark, Eel, Parrotfish, Snakehead Fish, Urchin, Opihi
Balut...