They are not harmful they are very
nice animals they do not hurt anyone or anything.
chipmunks are harmful and helpful a by: Orlando on 02/29/08
Ants can be helpful or harmful, depending on the circumstances. They can be helpful by aerating the soil, eating potentially dangerous pest species, and eating dead organisms that might otherwise lie around. They can be harmful by ruining food or by biting.
No, it is acually very helpful.
lion are useful and harmful
Ticks are often harmful to humans. For instance, the sheep tick could cause Lyme disease in humans.
Sandpaper is both helpful and harmful.
Bacteria can be both harmful and helpful
they are helpful because they are
They are more helpful than harmful. My two gerbils are both helpful. They've helped me in many ways and so that's why I say they're more of helpful than harmful.
Both
both
Both only when it infects it is harmful
They are helpful because they clean out intestines. they are harmful because they can cause diseases
If you need help I recommend you type in the specific question you need help with
computer.. both helpful and not..
a bacillus bacteria
Both. It depends what type of octopus it is.