did not know that donkeys and other animals could die of depression

https://horsespirit.site/2019/03/14/donkey-mother-and-son-reunited-after-she-nearly-died-of-depression/?fbclid=IwAR3nR7xKhWWoLORaJ4VcPk8lozzi6Hzsz83OGtugmECLELS4fREFGL6GNWA