Os Experimentos Com Ratos do Universo 25

In 1972, John B. Calhoun detailed the specifications of a laboratory-built utopia designed for rats. Every aspect of Universe 25, as this particular model was called, was designed to accommodate the well-being of its resident rodents, increase their lifespan, and allow them to mate. There was abundant food, water, and nesting material. The universe was cleaned regularly. There were no predators, and the temperature was stable. Paradise. Or maybe not? Read more about it: https://sproutsschools.com/behavioral... This video was made with the support of our Patrons: Adam Berry, Alex Rodriguez, Andrea Basillio Rava, Anil Raut, ArkiTechy, Artur, Azad Bel, Badrah, Cedric Wang, Christoph Becker, David Markham, Delandric Webb, Digital INnov8ors, Dr. Matthias Müller-Mellin, Duane Bemister, Elias Reuss, Enigma, Eva Marie Koblin, F J V Souza Fh, Fatenah G Issa, Frari63, Gemma Seed, Gerry Labelle, ICH KANN DEUTSCH UND ES WAR EINFACH!, Izzy, Jakob Steensig, Jannes Kroon, Jeffrey Cassianna, Jim Pilgrim, Joanne Doyle, John Burghardt, Jon Rune Nygård, Jorge Luis Mejia Velazquez, jun omar ebdane, Leonel, Liam Dalling, Linda Kinkead, Linus Linderoth, Lucia Simone Winston, Mambo no 9, Marcel, María, martin, Martin Streule, Martina Hrebenarova, Mathis Nu, Mezes.Macko, Michael Paradis, Natalie O’Brien, Okan Elibol, Oweeda Newton, Patricia Labovszky, Peihui, Povilas Ambrasas, Raymond Fujioka, Roel Vermeulen, Scott Gregory, scripz, Sebastian Huaytan Meder, Si, Solongo Ganbat, Stefan Gros, Stephen Clark, Stuart Bishop, Taka Kondo, Takashi HIROSE, Thomas Aschan, Thomas Dahlke, Victor Paweletz, Yassine Hamza, Yvonne Clapham and everyone else. Thanks! To join them, visit www.patreon.com/sprouts For more videos, visit: https://sproutsschools.com/ Script: Jonas Koblin Artist: Pascal Gaggelli Creative Director: Selina Bador Voice: Ana Oliveira Portuguese Production: Ĉizo Kodrak Made with MinuteVideos