https://www.google.com/search?q=rat+not+eating+after+death+of+rat+site:www.reddit.com&sca_esv=cefaafe02d65fc56&sxsrf=ADLYWIKBHs_8EiPwv13nsvmcOfmo5agj7Q:17363947

https://www.google.com/search?q=rat+not+eating+after+death+of+rat+site:www.reddit.com&sca_esv=cefaafe02d65fc56&sxsrf=ADLYWIKBHs_8EiPwv13nsvmcOfmo5agj7Q:1736394726542&sa=X&ved=2ahUKEwi-7_W23ueKAxV8TjABHbsrOHMQrQIoBHoECDcQBQ&biw=1732&bih=961&dpr=2 https://www.google.com/search?q=rat+not+eating+after+death+o... https://www.sciencedirect.com/science/article/pii/S2772408524001303#:~:text=Remarkably%2C%20following%206%20days%20of,future%20research%20in%20this%20field https://www.sciencedirect.com/science/article/pii/S277240852.... I've kept rats for a long time, I don't know why, but I do know they change behaviour for a period of time once one dies.