Ok.... interesting question... I guess this is the social forum... but what kind of question is that? and why do you want to know? I eat puffins and they don't sink. ah well. I guess there's no such thing as a stupid question.
Macbook Pro and Logitech z5500s. All you really need.
I dont know, ive always wondered why every kinda cereal floats, its kinda a waste cause you fill the bowl thinking you get it all but then you fill it with milk and it goes all over the place and it stays dry