Can I use tobacco dust around my dog pen to keep fleas, ticks, mosquitoes and snakes away from him?

How do I keep mosquitoes off my lawn?

How long do domestic cats live?

How long does the virus HIV live in the open?

My brother was told he has advanced liver cancer which has spread to the lungs.. how long does he have to live?

Will dryer sheets help to ward off mosquitoes?

Will mosquitoes ever be extinct?

 biology  insects  when