snake impalement
post #796737 post #609108 post #1672556
A specific variant of full tour where the "prey" can be seen coming out of both ends (i.e: both the mouth and anus) of the "predator" simultaneously. Since the digestive system is generally assumed to be fairly lengthy and tortuous, most examples of this tend to involve snakes, though that is not a requirement.
This tag implicates all_the_way_through (learn more).