Above is a photo of Neocaridina heteropoda– some Red Cherry Shrimp and some of the wild-Type shrimp (don’t keep them together unless you’re prepared for them to interbreed!) Pardon the blue gravel–I didn’t choose it!
Here’s a closeup on a mature female…the red is a bit washed out in the photo, but you get the idea…
Here are some sites to visit for more information:
http://www.shrimpnow.com/viewarticle.php?articleid=56