And a few other new evolutionary traits that modern society's pressures may be hastening:
* Doughnut: A circle of fat around the navel, which represents the doughnut hole.
* Cankles: Fat that fills in and eliminates the curve between the calf and the ankle.
* Wings: Also called bra fat, it refers to the rounded bulge above and below the bra strap.
* Banana Fold: The ridge of fat high on the leg and just below the derrière.
* Chubb: Fatty kneecaps.