This video was sponsored by Wren. Offset your carbon footprint on Wren: https://wren.co/start/todayifoundout The first 100 people who sign up will have 10 extra trees planted in their name!
Love content? Check out Simon’s other YouTube Channels:
Biographics: https://www.youtube.com/channel/UClnDI2sdehVm1zm_LmUHsjQ/
Geographics: https://www.youtube.com/channel/UCHKRfxkMTqiiv4pF99qGKIw/
MegaProjects: https://www.youtube.com/channel/UC0woBco6Dgcxt0h8SwyyOmw
SideProjects: https://www.youtube.com/channel/UC3Wn3dABlgESm8Bzn8Vamgg
Casual Criminalist: https://www.youtube.com/channel/UCp1tsmksyf6TgKFMdt8-05Q
TopTenz: https://www.youtube.com/user/toptenznet
Highlight History: https://www.youtube.com/channel/UCnb-VTwBHEV3gtiB9di9DZQ
XPLRD: https://www.youtube.com/channel/UCVH8lH7ZLDUe_d9mZ3dlyYQ
Business Blaze: https://www.youtube.com/channel/UCYY5GWf7MHFJ6DZeHreoXgw
→Some of our favorites: https://www.youtube.com/playlist?list=PLR0XuDegDqP10d4vrztQ0fVzNnTiQBEAA
→Subscribe for new videos every day!
https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1
This video is #sponsored by Wren.
Sources:
The welfare significance of the castration of cattle: a review https://pubmed.ncbi.nlm.nih.gov/16220117/ (6.9.2020)
Gray Taylor: Castration: An Abbreviated History of Manhood. Routledge, 2002
The hidden world of self-castration and testicular self-injury https://pubmed.ncbi.nlm.nih.gov/24709968/ (6.9.2020)
Is circumcision a modified ritual of castration? https://pubmed.ncbi.nlm.nih.gov/19506405/ (6.9.2020)
Castration in the bull calf and ram lamb https://pubmed.ncbi.nlm.nih.gov/24168770/ (6.9.2020)
Assessment and management of pain associated with castration in cattle https://pubmed.ncbi.nlm.nih.gov/23438401/ (6.9.2020)
Castration-resistant prostate cancer: systemic therapy in 2012 https://pubmed.ncbi.nlm.nih.gov/22522765/ (6.9.2020)
Population Control in Small Animals https://pubmed.ncbi.nlm.nih.gov/29656769/ (6.9.2020)
Self-castration https://pubmed.ncbi.nlm.nih.gov/18132429/ (6.9.2020)
Incidence, management, and outcome of complications of castration in equids: 324 cases (1998-2008) https://pubmed.ncbi.nlm.nih.gov/23445295/ (6.9.2020)
New age eunuchs: motivation and rationale for voluntary castration https://pubmed.ncbi.nlm.nih.gov/15305114/ (6.9.2020)
Effects of castration on problem behaviours in male dogs with reference to age and duration of behaviour https://pubmed.ncbi.nlm.nih.gov/9227747/ (6.9.2020)
Castrati singers: surgery for religion and art https://pubmed.ncbi.nlm.nih.gov/25665280/ (6.9.2020)
Animal welfare versus food quality: factors influencing organic consumers’ preferences for alternatives to piglet castration without anaesthesia https://pubmed.ncbi.nlm.nih.gov/23743030/ (6.9.2020)
Eunuchs in contemporary society: characterizing men who are voluntarily castrated (part I) https://pubmed.ncbi.nlm.nih.gov/17627740/ (6.9.2020)
Eunuchs in contemporary society: expectations, consequences and adjustments to castration (Part II) https://pubmed.ncbi.nlm.nih.gov/17627741/ (6.9.2020)
Epidemiology of surgical castration of dogs and cats in the United States https://pubmed.ncbi.nlm.nih.gov/21453178/ (6.9.2020)
Voluntary and therapeutic castration of sex offenders in The Netherlands (1938-1968) https://pubmed.ncbi.nlm.nih.gov/24596963/ (6.9.2020)
Castrati singers – all for fame https://pubmed.ncbi.nlm.nih.gov/22788976/ (6.9.2020)
The sexuality and social performance of androgen-deprived (castrated) men throughout history: implications for modern-day cancer patients https://pubmed.ncbi.nlm.nih.gov/16989928/ (6.9.2020)
The lost voice: a history of the castrato https://pubmed.ncbi.nlm.nih.gov/11202227/ (6.9.2020)
Restoration of satisfying sex for a castrated cancer patient with complete impotence: a case study https://pubmed.ncbi.nlm.nih.gov/16959662/ (6.9.2020)
Manfred Schmitzberger: Haus- und Jagdtiere im Neolithikum des österreichischen Donauraumes. Dissertationsschrift, Universität Wien, Wien 2009, S. 97 http://othes.univie.ac.at/7062/1/2009-04-17_9126455.pdf – unfortunately in German… (6.9.202)
John Rosselli: Singers of Italian Opera – The history of a profession; Cambridge University Press, Reprint 1995
Patrick Barbier: Histoire de castrats – GRASSET, 1989
Löffer: Basiswissen Biochemie mit Pathobiochemie, Springer, 4. Auflage 2001
Silbernagel, Despopouluos: Taschenatlas der Physiologie, Thieme 5. Auflage 2001
https://www.drugabuse.gov/publications/drugfacts/anabolic-steroids (26.7.2020)
https://www.urmc.rochester.edu/urology/adult-patients/andropause-hypogonadism.aspx#:~:text=Testosterone%20Deficiency%20Syndrome%2C%20or%20Hypogonadism,for%20a%20variety%20of%20reasons. (26.9.2020)
Uta Ranke-Heinemann: Eunuchen für das Himmelreich. Katholische Kirche und Sexualität; Heyne Verlag, 4. Und erweiterte Auflage 2012
https://www.nytimes.com/2010/11/21/magazine/21soprano-t.html (26.9.2020)