RIDDLE No.5

Vegetarianism Riddle

吃素的人吃/喝什麼牛, 什麼雞, 什麼羊, 什麼馬, 什麼魚, 什麼猴, 什麼鼠, 什麼豬? …
(8 answers, each 2 or 3 characters, though other variations perhaps possible.)

[p.s. this is "environmental vegetarianism", therefore not 牛奶 or 雞蛋, i.e. no animal products]
[p.p.s. no 素雞 or anything like that]

for an example of what is sought:
if it asked for “dragon”, the answer might be 龍眼or龍鬚菜