Addition to the family

I decided that my character would have three cats: Hydrogen, Oxygen, and Nitrogen. They are all while and can only be told apart by their collars. Purple, blue, and green repsectfully. Oxygen is the only female and is the definition of a lap cat. Hydrogen behaves himself where Nitrogen is always running off being bad. He usually has to be leashed. They look like this:


Hydrogen and Oxygen are the ones who are cuddling.