Rats can live anywhere and feed on just about everything. They can also carry disease. The Great Plague of London was spread by rats.
What negative effects can black rats do
yes
they enter houses
Not unless provoked.
harmful effects of coelenterates
No, rats should not consume jalapenos as they can be harmful to their digestive system.
because they can carry diseases which can be harmful to humans
the harmful and the beneficial effects of advertising?
yes
The rats are harmful to man because when there is heavy rain (Storm) there will be flooding and the flood will have many germs and urine of the rats. If you are exposed to these germs you will get Leptospirosis.
To answer your question if mold on outside furniture is harmful to children the answer is yes. Any type of mold can be harmful. Mold cause problems with asthma and allergies and can have different effects on different people.
what harmful effects???????