It turns to a brownish-black color at this stage

Sometimes called a "grub" at this stage

It is transforming into an adult in this stage

It eats a bunch and grows a lot in this stage

It takes from 4-19 days for it to hatch at this stage

Tiny mealworms hatch from this stage

Hundreds of these are laid at once

It molts many times as it quickly grows at this stage

It lives for a few months in this stage

It looks like a worm at this stage, but it has six jointed legs

Also referred to as a Darkling Beetle at this stage

This stage can last 2-3 weeks or as long as 9 months

Does not eat at this stage. It seems inactive, but it is undergoing metamorphosis.

It is oval-shaped and white in color at this stage

It is fully grown once it reaches this stage