Yes it Is an opinion. Some people might think aphids are pests
Hard to say, but some people consider them pests, because they hang around food sources like malls and garbage dumps.
To get rid of pests or predators.
Black rats, that means bad luck. Black cats, ditto. Bad Omens could also be, like, some people consider shooting stars bad omens, some people consider blondes bad omens, (not a lot of people, though), but it's a form of opinion, some people don't even believe in omens.
Most people would consider a mosquito to be the biggest insect pest. Others may consider: the cockroach, a flea and a tick (which are more parasite than insects) a termite, and the little bugs that fly around your lantern when you go camping. I hate those! lol.
Shooting stars or falling stars.
Because quite a few people see stray animals as pests, and some people are just plain cruel.
Some people consider her to be annoying.
the constellation Draco has 17 stars some people say it is 14.
when i look at my face i consider is ah handsome people
Some common examples of pests are rodents, snails, slugs, locusts, cabbage butterfly and many more.
Emus may be pests when they encroach upon some agricultural areas. Generally, most emus are found in areas where there is little human habitation, and they are not pests in these regions.