The snow crab legs in France are totally different to 90% of the snow crab legs that appear on your plate in the USA.
The original Cappuccino coffee got its name from the color of the coffee and the similar color of the Cappuccino monks’ headwear. However, since then the cappuccino coffee has given its name to anything frothy, without any connection to the color. Hence the menu reading Cappuccino de Crustacés just means a frothy moose.
France's home-grown crabs: