Interesting....
https://www.petmd.com/dog/behavior/why-do-dogs-eat-poop#:~:text=4%20Abnormal%20Reasons%20Why%20Your%20Dog%20May%20Be,when%20they%20are%20anxious.%20...%20More%20items...%20
My granddog eats poop. I’ll share this with my daughter.