Fact 1: Some arthropods have special excretory structures.

Fact 2: An ant and a lobster are both arthropods.

Given the two facts above, answer the question "Lobsters have special structures for:" with the following options: 
- excretion
 - Cooking
 - produce light
 - staying warm
 - butter
 - Maine
 - layers of fat
 - tastiness


 

 excretion        