Summary of the entire silly discussion:
a) If one favors cats over birds, cats are pets, birds are food.
b) If one favors birds over cats, birds are pets, cats are pests.
Options not included in the discussion, but welcome to make things even livelier:
d) If one favors both birds and cats, both are pets and cats walk with bright red collars and bells so the cats can roam freely and the birds can survive.
e) If one favor neither, all are hunting targets.
f) If one favors dogs, they need come and say something offtopic.
g) If one's a fundamentalist Christian nutcase, all animals are automatons whose existence serves the sole purpose of pleasuring humans, and they won't be in Heaven because they lack souls.
h) If one's a Muslim, cats are clean and you're a sinner.
i) If one's...
Etc. etc. etc.