There's... Does Garfield count?
There's Concession Comic, Jack, VG Cat, Bunch of Crap, Vincy and Arty and I've recently stumbled upon Housepets.
But I only read concession regularly.
:3 I do follow a bunch of non-furry webcomics.... but that's not relevant to the thread.
Also, there's MS Paint adventures, which has had a small furry hinting but it's mainly humane