When Does It Make Sense To Kill Your Sibling?

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Get your official 🐶Canine Poster🐶: https://store.dftba.com/products/minute-earth-canine-poster When a baby sand tiger shark hatches from its egg, it finds itself trapped inside its mom’s uterus, forced to eat its siblings, or be eaten. It’s super weird, but pitting your kids against each other can sometimes be a winning parental strategy. LEARN MORE ************** To learn more about this topic, start your googling with these keywords: - Siblicide: the killing of a sibling or siblings, as a behavior pattern typical in various animal groups. SUPPORT MINUTEEARTH ************************** If you like what we do, you can help us!: - Become our patron: https://patreon.com/MinuteEarth - Our merch: http://dftba.com/minuteearth - Our book: https://minuteearth.com/books - Sign up to our newsletter: http://news.minuteearth.com - Share this video with your friends and family - Leave us a comment (we read them!) CREDITS ********* Cameron Duke | Script Writer, Narrator and Director Lizah van der Aart | Storyboard Artist Sarah Berman | Illustration, Video Editing and Animation Nathaniel Schroeder | Music MinuteEarth is produced by Neptune Studios LLC https://neptunestudios.info OUR STAFF ************ Lizah van der Aart • Sarah Berman • Cameron Duke Arcadi Garcia i Rius • David Goldenberg • Melissa Hayes Henry Reich • Ever Salazar • Leonardo Souza • Kate Yoshida OUR LINKS ************ Youtube | https://youtube.com/MinuteEarth TikTok | https://tiktok.com/@minuteearth Twitter | https://twitter.com/MinuteEarth Instagram | https://instagram.com/minute_earth Facebook | https://facebook.com/Minuteearth Website | https://minuteearth.com Apple Podcasts| https://podcasts.apple.com/us/podcast/minuteearth/id649211176 REFERENCES ************** Alcock, John. Animal Behavior : An Evolutionary Approach. 10th ed., Sunderland, Ma, Sinauer, Cop, 2013. Chapman, Demian D., et al. “The Behavioural and Genetic Mating System of the Sand Tiger Shark, Carcharias Taurus , an Intrauterine Cannibal.” Biology Letters, vol. 9, no. 3, 23 June 2013, p. 20130003, https://doi.org/10.1098/rsbl.2013.0003 Das, Shreyasi. Siblicide in Black Eagles. 1 Jan. 2024, pp. 1–6, https://doi.org/10.1007/978-3-030-85493-5_2120-1 ROSENHEIM, JAY A., and DAVID HONGKHAM. “Clutch Size in an Obligately Siblicidal Parasitoid Wasp.” Animal Behaviour, vol. 51, no. 4, Apr. 1996, pp. 841–852, https://doi.org/10.1006/anbe.1996.0088 Walsh, Jeffrey A., et al. “A Descriptive Analysis of Siblicide: Examining Ten Years of Incidents Reported in the National Incident-Based Reporting System (NIBRS), 2013–2022.” Journal of Aggression, Maltreatment & Trauma, vol. 33, no. 12, 12 Nov. 2024, pp. 1458–1472, https://doi.org/10.1080/10926771.2024.2428796