You mean dogs that were specially selected and trained to do those duties, sure. But there are plenty of dogs out there that would be perfectly content if they never had to rescue or assist someone. Don't get me wrong dogs rock in that they can do that, but they aren't all like that nor are they all willing to do that.

I was speaking more generally here and generally i believe dogs to be better since they can do all this stuff the downside is you of course have teach them how to do it first and that requires a lot of work. Cats kill mice and other small moving creatures by instinct alone, no hard work required. (though they can be…

A dog wouldn't have to do shit in my apartment, except require endless walks, but my cat has killed two mice and a cockroach for me and asks for almost nothing in return. Pet of the year, I say.