There is no defined limit on the capacity of the brain. The brain's capacity cannot be measured as it is not subject to a defined "space" where the memory is kept, and it is not such that each neuron is responsible for a single memory. The brain has complex mechanisms of memory storage, that even improve if trained.
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
Explanation:
in the circumstances in which the attempts do not contravene the ethical and judicial laws.
1.) everything that can be observed or explained scientifically. - natural phenomenon
2.) a well-supported explanation of all the evidence related to a natural phenomenon. - Theory
3.) the procedure of scientific inquiry used to investigate natural phenomena. -scientific method