scientists must know where memory lies in our brains, all religious stuff aside, how would they know that certain animals have different memory spans than us, such as goldfish? is it a guess then or is there an established part in the brain of a fish that we in our, more developed brains dont have?

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This is my sig. what?

I'm white so u KNOW i can't rap =)

I will definitely RTF if u leave a link, thanks!