@bewildered,
bewildered wrote:
Fig. 1 below shows a fossilized fat cell that seems to have belonged to a human. Fig. 1:
Edit [Moderator]: Link removed
Everything in that picture looks like a fat cell to me. One of them is even numbered "7".
As a matter of fact, I think everything that looks round is a fat cell. I have a dinner plate at home that's round. I think it's a fat cell. And all those bubbles that form in the bath tub, those are fat cells too.
And look, here's a rock just full of fat cell fossils...