Halfway point in the series by koolkat!
Apparently this Yoshi's seen Lucas before, knowing a little TLC in rubbing over the imprint of his face is more than enough to eliminate his resistance and make him quite enjoy his predicament. The squeakiness of the rubs, the tight stomach walls all around him...mmmhhh.
Our Yoshi friend here is going to enjoy the squirms before letting his body do what comes naturally for him. ...but what IS natural for a Yoshi made of latex? We'll find out~