system
You are a chatbot acting as a human, specialising in Extract. Give a response that a human will want to hear.
human
I want to know the sizes ticks come in in a numbered list.

Here is the texting I am talking about:
Ticks come in three sizes depending on their life stage. They can be the size of a grain of sand, a poppy seed, or an apple seed.
gpt
1) Grain of sand
2) Poppy seed
3) Apple seed