Although gulls are often thought of as fish eaters, they're scavengers that will eat just about anything, said Walter Marcisz, past president of the Chicago Ornithological Society.Once one gull stumbles upon a patch of cicadas, they're very vocal.
Although gulls are often thought of as fish eaters, they're scavengers that will eat just about anything, said Walter Marcisz, past president of the Chicago Ornithological Society.Once one gull stumbles upon a patch of cicadas, they're very vocal.
芝加哥鸟类学会前主席沃尔特·马希斯介绍说，人们一般认为海鸥只吃鱼类，其实它们也是杂食动物，几乎什么都吃。