It's just very small. This will zoom all windows to the object selected. The first thing I like to do is size up the mesh to a size that Rhino can work with. Your mesh should now be 64 inches tall. I like to give my meshes a color to make things easy to see.
Lets start easy and move on from there.
In the front view, Select the mesh. Ths will make sure that one of the counour curves will be placed here. You should end up with something that looks like this. Now lets take a look at why we needed that one curve in the crotch area. Here is whar you should have at that location.