after he shut off the engine , he looked at me and scrunched his eyebrows together . he dipped , captured a nipple between his teeth and tugged just hard enough to make her gasp . i would be insane to turn one down . i tossed him the bag , and made my way to a patch of roof that was almost dry . since he was walking through the shadows , they were unable see his approach . even their thin fur-like covering had a green tint to it . 