Up there is what is known in the business as a horny picture, and can be used for educational or excitement purposes.
There are two more of a similar ilk after Jumpy, one with very clear knobbage indeed. They come from those nice gennelmen at Fantasticsmag, which is what is known in the business as a web-glog. What that? And-we-quote: ‘all the best parts of a glossy magazine with the immediacy of a blog’. And with lots of mens plural in not very much at all.