[id10t]

Originally Posted by john70t

https://www.snakesforpets.com/black-snakes-with-yellow-stripes/
That's a huge Garter Snake if it is that.
I used to play with them as a child but didn't know they were slightly venomous. Never been bit.
No problems with mice!

Nah, garters are more green/black around here. This guy/gal is a yellow rat snake - Elaphe obsoleta quadrivittata.