Of course. So the animal-interest set are allies or potential allies, not anti-human Nazi middle-class hate objects. It's pretty surprising to see this sort of thing pop up so regularly on a leftist mailing list, and sort of disappointing, although it does afford opportunities for derision.
As for the hungry and homeless, when I go out with Food Not Bombs, I don't see any academics, authors, or media stars, just a bunch of scroungy vegan kids. I wonder where all the other revolutionaries are.