Demi's Hairless Cub

3/25/2008 12:48 PM PDT BY TMZ STAFF
Paging all cougars! This should be your inspiration to go on the prowl. Ashton Kutcher, the bio-chemical engineer major - turned model - turned cub struts his shirtless, flab-free body around the pool while shooting his new sex comedy "Spread" in LA yesterday.

Cougar Demi Moore is one stoked cat.