@NWF_Renim: The current wiki for breast_sucking indicates...

NWF_Renim
2011-06-28T11:12:01-04:00

The current wiki for breast_sucking indicates that the tag is for both types of images, and that self_breast_sucking is a subcategory. If they're intended to be separate the wiki will need to be corrected and likely the tag will need to be cleaned up as well.