Ball Python escape, could he have gotten out of the house?

[KaijuSpy]

That's not a bad carrier theoretically, but if the situation ever arises, it's not something I would recommend. You would be surprised just how fast a mouse can chew through those slats, or depending on how far apart they are, just squeeze out between them. When I mentioned 1/4", that's the square dimension of the opening - mice can fit through spaces that appear too small for their bones. However, it's even more likely for them to chew through the slats and have plenty of room to get out. That's why I suggested wire, they can't chew through metal unless it's a thread fine enough to bite through. I prefer 1/4" hardware cloth for keeping mice confined. Anything its head can fit through, the body can also fit through.

Incidentally, mice actually make very nice pets. Rats are even better, more intelligent, social and interactive than mice. Unfortunately, they don't have much longevity even in captivity.

That's what put me off mice & rats, I had gerbils as a teenager, and they live just long enough to break your heart. After that I decided to admire rodents from a far