Fact 1: Invertebrates are animals that lack a vertebral column, or backbone.

Fact 2: Invertebrates Among the invertebrates, the largest number of species are insects.

Given the two facts above, answer the question "What animals lack vertebral column or backbone?" with the following options: 
- snakes
 - dogs
 - parasites
 - epidermal
 - Wasps
 - fish
 - insects
 - sharks


 

       insects  