This means to kill your brothers and sisters and is often seen in bird populations where the first hatched bird kills the later hatched ones.
SIBLICIDE: "Sibilicide is an extreme form of sibling rivalry."
Cite this page: N., Sam M.S., "SIBLICIDE," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/siblicide/ (accessed January 29, 2023).
