Fact 1: Mollusks are a major food source for other organisms, including humans.

Fact 2: Interestingly, a squid is also a mollusk.

Given the two facts above, answer the question "Who are squids a food source for?" with the following options: 
- flies
 - animals
 - humans
 - trees
 - people
 - food
 - insects
 - tortoises


 

   humans      