transfer (the intestines) into offspring, typically as a sacrifice
Sounds like an SCP ritual.
Object class, Keter.
Upon the birth of offsprings SCP-6121-A, subject will feed SCP-6121-A via the process of parceleducation. Intestinal matter will be sourced from the closest biological entity within a 300 metre radius, replacing the organic tissue with an organ SCP-6121-B.
The Church of Featherless Birds is known to invoke parceleducation as part of its initiation ceremony. Those possessing SCP-6121-B are known as disciples of the Vulture King.