Species
Genus
Family
Order
Class
Phylum
Kingdom
You can remember this easily by making up a story that goes along with it, like Kings Play Chess On Fine Glass Stools or Killing People Often Frightens Girl Scouts
The question is asking to state the group of animals that is warm blooded with hair or fur and also produces milk on their own, base on my research and further understanding, I would say that the answer would be Mammals. I hope you are satisfied with my answer and feel free to ask for more
Diffusion, facilitated diffusion, osmosis